Finding the Fourth Proportional to 17,480.76, 24,123.57 and 9,523.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,480.76 : 24,123.57 = 9,523.20 : x
2. Step 2: Convert to fraction form
   17,480.76/24,123.57 = 9,523.20/x
3. Step 3: Cross multiply
   17,480.76x = 24,123.57 × 9,523.20
4. Step 4: Simplify right side
   17,480.76x = 229,733,581.82
5. Step 5: Solve for x
   x = 229,733,581.82/17,480.76
6. Step 6: Final answer
   x = 13,142.08