Finding the Fourth Proportional to 31,888.10, 44,002.50 and 18,456.68

Step by Step Solution

1. Step 1: Write the proportion equation
   31,888.10 : 44,002.50 = 18,456.68 : x
2. Step 2: Convert to fraction form
   31,888.10/44,002.50 = 18,456.68/x
3. Step 3: Cross multiply
   31,888.10x = 44,002.50 × 18,456.68
4. Step 4: Simplify right side
   31,888.10x = 812,140,061.70
5. Step 5: Solve for x
   x = 812,140,061.70/31,888.10
6. Step 6: Final answer
   x = 25,468.44