Finding the Fourth Proportional to 88,071.60, 132,102.72 and 28,899.52

Step by Step Solution

1. Step 1: Write the proportion equation
   88,071.60 : 132,102.72 = 28,899.52 : x
2. Step 2: Convert to fraction form
   88,071.60/132,102.72 = 28,899.52/x
3. Step 3: Cross multiply
   88,071.60x = 132,102.72 × 28,899.52
4. Step 4: Simplify right side
   88,071.60x = 3,817,705,198.69
5. Step 5: Solve for x
   x = 3,817,705,198.69/88,071.60
6. Step 6: Final answer
   x = 43,347.74