Finding the Fourth Proportional to 875,200,498.79, 1,207,780,302.29 and 473,314,238.80

Step by Step Solution

1. Step 1: Write the proportion equation
   875,200,498.79 : 1,207,780,302.29 = 473,314,238.80 : x
2. Step 2: Convert to fraction form
   875,200,498.79/1,207,780,302.29 = 473,314,238.80/x
3. Step 3: Cross multiply
   875,200,498.79x = 1,207,780,302.29 × 473,314,238.80
4. Step 4: Simplify right side
   875,200,498.79x = 571,659,614,410,639,296
5. Step 5: Solve for x
   x = 571,659,614,410,639,296/875,200,498.79
6. Step 6: Final answer
   x = 653,175,603.99