Finding the Fourth Proportional to 91,406.01, 136,110.25 and 88,042.98

Step by Step Solution

1. Step 1: Write the proportion equation
   91,406.01 : 136,110.25 = 88,042.98 : x
2. Step 2: Convert to fraction form
   91,406.01/136,110.25 = 88,042.98/x
3. Step 3: Cross multiply
   91,406.01x = 136,110.25 × 88,042.98
4. Step 4: Simplify right side
   91,406.01x = 11,983,552,382.86
5. Step 5: Solve for x
   x = 11,983,552,382.86/91,406.01
6. Step 6: Final answer
   x = 131,102.46