Finding the Fourth Proportional to 17,521.74, 24,180.54 and 9,969.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,521.74 : 24,180.54 = 9,969.18 : x
2. Step 2: Convert to fraction form
   17,521.74/24,180.54 = 9,969.18/x
3. Step 3: Cross multiply
   17,521.74x = 24,180.54 × 9,969.18
4. Step 4: Simplify right side
   17,521.74x = 241,060,155.76
5. Step 5: Solve for x
   x = 241,060,155.76/17,521.74
6. Step 6: Final answer
   x = 13,757.77