Finding the Fourth Proportional to 88,111.50, 132,166.64 and 21,552.60

Step by Step Solution

1. Step 1: Write the proportion equation
   88,111.50 : 132,166.64 = 21,552.60 : x
2. Step 2: Convert to fraction form
   88,111.50/132,166.64 = 21,552.60/x
3. Step 3: Cross multiply
   88,111.50x = 132,166.64 × 21,552.60
4. Step 4: Simplify right side
   88,111.50x = 2,848,534,725.26
5. Step 5: Solve for x
   x = 2,848,534,725.26/88,111.50
6. Step 6: Final answer
   x = 32,328.75