Finding the Fourth Proportional to 31,243.86, 43,117.67 and 17,814.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,243.86 : 43,117.67 = 17,814.98 : x
2. Step 2: Convert to fraction form
   31,243.86/43,117.67 = 17,814.98/x
3. Step 3: Cross multiply
   31,243.86x = 43,117.67 × 17,814.98
4. Step 4: Simplify right side
   31,243.86x = 768,140,428.70
5. Step 5: Solve for x
   x = 768,140,428.70/31,243.86
6. Step 6: Final answer
   x = 24,585.32