How to find this answer. Please tell me formula

Suppose the risk-free rate is 1.11% and an analyst assumes a market risk premium of 7.99%. Firm A just paid a dividend of $1.42 per share. The analyst estimates the of Firm A to be 1.41 and estimates the dividend growth rate to be 4.03\% forever. Frm A has 253.00 million shares outstanding. Firm B just paid a dividend of $1.72 per share. The analyst estimates the of Firm B to be 0.75 and believes that dividends will grow at 2.67% forever. Firm B has 192.00 millon shares outstanding. What is the value of Firm A? Answer format: Curmency: Pound fo: 2 decimal places