Finding the Fourth Proportional to 88,758.69, 132,804.50 and 53,088.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,758.69 : 132,804.50 = 53,088.72 : x
2. Step 2: Convert to fraction form
   88,758.69/132,804.50 = 53,088.72/x
3. Step 3: Cross multiply
   88,758.69x = 132,804.50 × 53,088.72
4. Step 4: Simplify right side
   88,758.69x = 7,050,420,649.80
5. Step 5: Solve for x
   x = 7,050,420,649.80/88,758.69
6. Step 6: Final answer
   x = 79,433.58