Finding the Fourth Proportional to 59,073.28, 88,233.35 and 53,442.31

Step by Step Solution

1. Step 1: Write the proportion equation
   59,073.28 : 88,233.35 = 53,442.31 : x
2. Step 2: Convert to fraction form
   59,073.28/88,233.35 = 53,442.31/x
3. Step 3: Cross multiply
   59,073.28x = 88,233.35 × 53,442.31
4. Step 4: Simplify right side
   59,073.28x = 4,715,394,043.04
5. Step 5: Solve for x
   x = 4,715,394,043.04/59,073.28
6. Step 6: Final answer
   x = 79,822.79