Finding the Fourth Proportional to 1,040,522,061.60, 1,435,788,470.16 and 570,499,698.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040,522,061.60 : 1,435,788,470.16 = 570,499,698.24 : x
2. Step 2: Convert to fraction form
   1,040,522,061.60/1,435,788,470.16 = 570,499,698.24/x
3. Step 3: Cross multiply
   1,040,522,061.60x = 1,435,788,470.16 × 570,499,698.24
4. Step 4: Simplify right side
   1,040,522,061.60x = 819,116,888,962,751,360
5. Step 5: Solve for x
   x = 819,116,888,962,751,360/1,040,522,061.60
6. Step 6: Final answer
   x = 787,217,224.11