Finding the Fourth Proportional to 88,807,248.47, 132,560,413.60 and 78,323,578.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,807,248.47 : 132,560,413.60 = 78,323,578.30 : x
2. Step 2: Convert to fraction form
   88,807,248.47/132,560,413.60 = 78,323,578.30/x
3. Step 3: Cross multiply
   88,807,248.47x = 132,560,413.60 × 78,323,578.30
4. Step 4: Simplify right side
   88,807,248.47x = 10,382,605,933,417,182
5. Step 5: Solve for x
   x = 10,382,605,933,417,182/88,807,248.47
6. Step 6: Final answer
   x = 116,911,694.85