Finding the Fourth Proportional to 31,282.17, 43,157.39 and 17,854.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,282.17 : 43,157.39 = 17,854.17 : x
2. Step 2: Convert to fraction form
   31,282.17/43,157.39 = 17,854.17/x
3. Step 3: Cross multiply
   31,282.17x = 43,157.39 × 17,854.17
4. Step 4: Simplify right side
   31,282.17x = 770,539,288.55
5. Step 5: Solve for x
   x = 770,539,288.55/31,282.17
6. Step 6: Final answer
   x = 24,631.90