Finding the Fourth Proportional to 9,361,792, 12,919,320.72 and 5,231,892.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,361,792 : 12,919,320.72 = 5,231,892.08 : x
2. Step 2: Convert to fraction form
   9,361,792/12,919,320.72 = 5,231,892.08/x
3. Step 3: Cross multiply
   9,361,792x = 12,919,320.72 × 5,231,892.08
4. Step 4: Simplify right side
   9,361,792x = 67,592,491,753,947.90
5. Step 5: Solve for x
   x = 67,592,491,753,947.90/9,361,792
6. Step 6: Final answer
   x = 7,220,037.76