Finding the Fourth Proportional to 88,188.90, 132,297.94 and 40,851.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,188.90 : 132,297.94 = 40,851.30 : x
2. Step 2: Convert to fraction form
   88,188.90/132,297.94 = 40,851.30/x
3. Step 3: Cross multiply
   88,188.90x = 132,297.94 × 40,851.30
4. Step 4: Simplify right side
   88,188.90x = 5,404,542,836.32
5. Step 5: Solve for x
   x = 5,404,542,836.32/88,188.90
6. Step 6: Final answer
   x = 61,283.71