Finding the Fourth Proportional to 12,662.43, 17,470.59 and 7,284.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,662.43 : 17,470.59 = 7,284.58 : x
2. Step 2: Convert to fraction form
   12,662.43/17,470.59 = 7,284.58/x
3. Step 3: Cross multiply
   12,662.43x = 17,470.59 × 7,284.58
4. Step 4: Simplify right side
   12,662.43x = 127,265,910.50
5. Step 5: Solve for x
   x = 127,265,910.50/12,662.43
6. Step 6: Final answer
   x = 10,050.67