Finding the Fourth Proportional to 88,498.64, 132,609.72 and 75,296.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,498.64 : 132,609.72 = 75,296.72 : x
2. Step 2: Convert to fraction form
   88,498.64/132,609.72 = 75,296.72/x
3. Step 3: Cross multiply
   88,498.64x = 132,609.72 × 75,296.72
4. Step 4: Simplify right side
   88,498.64x = 9,985,076,956.12
5. Step 5: Solve for x
   x = 9,985,076,956.12/88,498.64
6. Step 6: Final answer
   x = 112,827.46