Finding the Fourth Proportional to 88,716,061.45, 132,520,862.12 and 65,731,886.92

Step by Step Solution

1. Step 1: Write the proportion equation
   88,716,061.45 : 132,520,862.12 = 65,731,886.92 : x
2. Step 2: Convert to fraction form
   88,716,061.45/132,520,862.12 = 65,731,886.92/x
3. Step 3: Cross multiply
   88,716,061.45x = 132,520,862.12 × 65,731,886.92
4. Step 4: Simplify right side
   88,716,061.45x = 8,710,846,323,412,752
5. Step 5: Solve for x
   x = 8,710,846,323,412,752/88,716,061.45
6. Step 6: Final answer
   x = 98,187,928.78