Finding the Fourth Proportional to 59,581.80, 89,342.14 and 31,517

Step by Step Solution

1. Step 1: Write the proportion equation
   59,581.80 : 89,342.14 = 31,517 : x
2. Step 2: Convert to fraction form
   59,581.80/89,342.14 = 31,517/x
3. Step 3: Cross multiply
   59,581.80x = 89,342.14 × 31,517
4. Step 4: Simplify right side
   59,581.80x = 2,815,796,226.38
5. Step 5: Solve for x
   x = 2,815,796,226.38/59,581.80
6. Step 6: Final answer
   x = 47,259.33