Finding the Fourth Proportional to 17,939, 24,753.48 and 9,981.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,939 : 24,753.48 = 9,981.56 : x
2. Step 2: Convert to fraction form
   17,939/24,753.48 = 9,981.56/x
3. Step 3: Cross multiply
   17,939x = 24,753.48 × 9,981.56
4. Step 4: Simplify right side
   17,939x = 247,078,345.83
5. Step 5: Solve for x
   x = 247,078,345.83/17,939
6. Step 6: Final answer
   x = 13,773.25