Finding the Fourth Proportional to 23,663.52, 35,499.60 and 8,082.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,663.52 : 35,499.60 = 8,082.72 : x
2. Step 2: Convert to fraction form
   23,663.52/35,499.60 = 8,082.72/x
3. Step 3: Cross multiply
   23,663.52x = 35,499.60 × 8,082.72
4. Step 4: Simplify right side
   23,663.52x = 286,933,326.91
5. Step 5: Solve for x
   x = 286,933,326.91/23,663.52
6. Step 6: Final answer
   x = 12,125.56