Finding the Fourth Proportional to 59,507.16, 89,229.30 and 31,442.28

Step by Step Solution

1. Step 1: Write the proportion equation
   59,507.16 : 89,229.30 = 31,442.28 : x
2. Step 2: Convert to fraction form
   59,507.16/89,229.30 = 31,442.28/x
3. Step 3: Cross multiply
   59,507.16x = 89,229.30 × 31,442.28
4. Step 4: Simplify right side
   59,507.16x = 2,805,572,634.80
5. Step 5: Solve for x
   x = 2,805,572,634.80/59,507.16
6. Step 6: Final answer
   x = 47,146.81