Finding the Fourth Proportional to 17,521.72, 24,182.55 and 9,966.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,521.72 : 24,182.55 = 9,966.24 : x
2. Step 2: Convert to fraction form
   17,521.72/24,182.55 = 9,966.24/x
3. Step 3: Cross multiply
   17,521.72x = 24,182.55 × 9,966.24
4. Step 4: Simplify right side
   17,521.72x = 241,009,097.11
5. Step 5: Solve for x
   x = 241,009,097.11/17,521.72
6. Step 6: Final answer
   x = 13,754.88