Finding the Fourth Proportional to 88,300.73, 132,451.40 and 21,742.43

Step by Step Solution

1. Step 1: Write the proportion equation
   88,300.73 : 132,451.40 = 21,742.43 : x
2. Step 2: Convert to fraction form
   88,300.73/132,451.40 = 21,742.43/x
3. Step 3: Cross multiply
   88,300.73x = 132,451.40 × 21,742.43
4. Step 4: Simplify right side
   88,300.73x = 2,879,814,685.00
5. Step 5: Solve for x
   x = 2,879,814,685.00/88,300.73
6. Step 6: Final answer
   x = 32,613.71