Finding the Fourth Proportional to 31,114.27, 42,941.37 and 17,687.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,114.27 : 42,941.37 = 17,687.54 : x
2. Step 2: Convert to fraction form
   31,114.27/42,941.37 = 17,687.54/x
3. Step 3: Cross multiply
   31,114.27x = 42,941.37 × 17,687.54
4. Step 4: Simplify right side
   31,114.27x = 759,526,896.39
5. Step 5: Solve for x
   x = 759,526,896.39/31,114.27
6. Step 6: Final answer
   x = 24,410.89