Finding the Fourth Proportional to 933,259,469.16, 1,398,911,355.18 and 434,859,078.72

Step by Step Solution

1. Step 1: Write the proportion equation
   933,259,469.16 : 1,398,911,355.18 = 434,859,078.72 : x
2. Step 2: Convert to fraction form
   933,259,469.16/1,398,911,355.18 = 434,859,078.72/x
3. Step 3: Cross multiply
   933,259,469.16x = 1,398,911,355.18 × 434,859,078.72
4. Step 4: Simplify right side
   933,259,469.16x = 608,329,303,124,521,600
5. Step 5: Solve for x
   x = 608,329,303,124,521,600/933,259,469.16
6. Step 6: Final answer
   x = 651,832,982.39