Finding the Fourth Proportional to 91,152.88, 136,532.47 and 88,922.14

Step by Step Solution

1. Step 1: Write the proportion equation
   91,152.88 : 136,532.47 = 88,922.14 : x
2. Step 2: Convert to fraction form
   91,152.88/136,532.47 = 88,922.14/x
3. Step 3: Cross multiply
   91,152.88x = 136,532.47 × 88,922.14
4. Step 4: Simplify right side
   91,152.88x = 12,140,759,411.89
5. Step 5: Solve for x
   x = 12,140,759,411.89/91,152.88
6. Step 6: Final answer
   x = 133,191.18