Finding the Fourth Proportional to 14,082.32, 21,123.72 and 3,693.68

Step by Step Solution

1. Step 1: Write the proportion equation
   14,082.32 : 21,123.72 = 3,693.68 : x
2. Step 2: Convert to fraction form
   14,082.32/21,123.72 = 3,693.68/x
3. Step 3: Cross multiply
   14,082.32x = 21,123.72 × 3,693.68
4. Step 4: Simplify right side
   14,082.32x = 78,024,262.09
5. Step 5: Solve for x
   x = 78,024,262.09/14,082.32
6. Step 6: Final answer
   x = 5,540.58