Finding the Fourth Proportional to 10,182.72, 15,271.20 and 3,606.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,182.72 : 15,271.20 = 3,606.96 : x
2. Step 2: Convert to fraction form
   10,182.72/15,271.20 = 3,606.96/x
3. Step 3: Cross multiply
   10,182.72x = 15,271.20 × 3,606.96
4. Step 4: Simplify right side
   10,182.72x = 55,082,607.55
5. Step 5: Solve for x
   x = 55,082,607.55/10,182.72
6. Step 6: Final answer
   x = 5,409.42