Finding the Fourth Proportional to 88,598.97, 132,911.82 and 28,607.40

Step by Step Solution

1. Step 1: Write the proportion equation
   88,598.97 : 132,911.82 = 28,607.40 : x
2. Step 2: Convert to fraction form
   88,598.97/132,911.82 = 28,607.40/x
3. Step 3: Cross multiply
   88,598.97x = 132,911.82 × 28,607.40
4. Step 4: Simplify right side
   88,598.97x = 3,802,261,599.47
5. Step 5: Solve for x
   x = 3,802,261,599.47/88,598.97
6. Step 6: Final answer
   x = 42,915.42