Finding the Fourth Proportional to 12,659.59, 17,469.70 and 7,281.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,659.59 : 17,469.70 = 7,281.61 : x
2. Step 2: Convert to fraction form
   12,659.59/17,469.70 = 7,281.61/x
3. Step 3: Cross multiply
   12,659.59x = 17,469.70 × 7,281.61
4. Step 4: Simplify right side
   12,659.59x = 127,207,549.48
5. Step 5: Solve for x
   x = 127,207,549.48/12,659.59
6. Step 6: Final answer
   x = 10,048.32