Finding the Fourth Proportional to 13,082.28, 19,580.52 and 7,150.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,082.28 : 19,580.52 = 7,150.08 : x
2. Step 2: Convert to fraction form
   13,082.28/19,580.52 = 7,150.08/x
3. Step 3: Cross multiply
   13,082.28x = 19,580.52 × 7,150.08
4. Step 4: Simplify right side
   13,082.28x = 140,002,284.44
5. Step 5: Solve for x
   x = 140,002,284.44/13,082.28
6. Step 6: Final answer
   x = 10,701.67