Finding the Fourth Proportional to 88,504.64, 132,618.72 and 75,302.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,504.64 : 132,618.72 = 75,302.72 : x
2. Step 2: Convert to fraction form
   88,504.64/132,618.72 = 75,302.72/x
3. Step 3: Cross multiply
   88,504.64x = 132,618.72 × 75,302.72
4. Step 4: Simplify right side
   88,504.64x = 9,986,550,338.92
5. Step 5: Solve for x
   x = 9,986,550,338.92/88,504.64
6. Step 6: Final answer
   x = 112,836.46