Finding the Fourth Proportional to 88,888.56, 132,548.72 and 88,088.48

Step by Step Solution

1. Step 1: Write the proportion equation
   88,888.56 : 132,548.72 = 88,088.48 : x
2. Step 2: Convert to fraction form
   88,888.56/132,548.72 = 88,088.48/x
3. Step 3: Cross multiply
   88,888.56x = 132,548.72 × 88,088.48
4. Step 4: Simplify right side
   88,888.56x = 11,676,015,270.75
5. Step 5: Solve for x
   x = 11,676,015,270.75/88,888.56
6. Step 6: Final answer
   x = 131,355.66