Finding the Fourth Proportional to 12,748.14, 17,591.58 and 7,082.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,748.14 : 17,591.58 = 7,082.88 : x
2. Step 2: Convert to fraction form
   12,748.14/17,591.58 = 7,082.88/x
3. Step 3: Cross multiply
   12,748.14x = 17,591.58 × 7,082.88
4. Step 4: Simplify right side
   12,748.14x = 124,599,050.15
5. Step 5: Solve for x
   x = 124,599,050.15/12,748.14
6. Step 6: Final answer
   x = 9,773.90