Finding the Fourth Proportional to 152,955,413.02, 211,078,500.17 and 83,340,793.98

Step by Step Solution

1. Step 1: Write the proportion equation
   152,955,413.02 : 211,078,500.17 = 83,340,793.98 : x
2. Step 2: Convert to fraction form
   152,955,413.02/211,078,500.17 = 83,340,793.98/x
3. Step 3: Cross multiply
   152,955,413.02x = 211,078,500.17 × 83,340,793.98
4. Step 4: Simplify right side
   152,955,413.02x = 17,591,449,796,275,364
5. Step 5: Solve for x
   x = 17,591,449,796,275,364/152,955,413.02
6. Step 6: Final answer
   x = 115,010,312.15