Finding the Fourth Proportional to 31,540.55, 43,526.96 and 18,114.53

Step by Step Solution

1. Step 1: Write the proportion equation
   31,540.55 : 43,526.96 = 18,114.53 : x
2. Step 2: Convert to fraction form
   31,540.55/43,526.96 = 18,114.53/x
3. Step 3: Cross multiply
   31,540.55x = 43,526.96 × 18,114.53
4. Step 4: Simplify right side
   31,540.55x = 788,470,114.52
5. Step 5: Solve for x
   x = 788,470,114.52/31,540.55
6. Step 6: Final answer
   x = 24,998.62