Finding the Fourth Proportional to 31,241.48, 43,114.37 and 17,810.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,241.48 : 43,114.37 = 17,810.55 : x
2. Step 2: Convert to fraction form
   31,241.48/43,114.37 = 17,810.55/x
3. Step 3: Cross multiply
   31,241.48x = 43,114.37 × 17,810.55
4. Step 4: Simplify right side
   31,241.48x = 767,890,553.55
5. Step 5: Solve for x
   x = 767,890,553.55/31,241.48
6. Step 6: Final answer
   x = 24,579.20