Finding the Fourth Proportional to 12,744.59, 17,588.02 and 7,079.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,744.59 : 17,588.02 = 7,079.76 : x
2. Step 2: Convert to fraction form
   12,744.59/17,588.02 = 7,079.76/x
3. Step 3: Cross multiply
   12,744.59x = 17,588.02 × 7,079.76
4. Step 4: Simplify right side
   12,744.59x = 124,519,035.28
5. Step 5: Solve for x
   x = 124,519,035.28/12,744.59
6. Step 6: Final answer
   x = 9,770.35