Finding the Fourth Proportional to 88,070.13, 132,104.72 and 21,510.60

Step by Step Solution

1. Step 1: Write the proportion equation
   88,070.13 : 132,104.72 = 21,510.60 : x
2. Step 2: Convert to fraction form
   88,070.13/132,104.72 = 21,510.60/x
3. Step 3: Cross multiply
   88,070.13x = 132,104.72 × 21,510.60
4. Step 4: Simplify right side
   88,070.13x = 2,841,651,790.03
5. Step 5: Solve for x
   x = 2,841,651,790.03/88,070.13
6. Step 6: Final answer
   x = 32,265.78