Finding the Fourth Proportional to 12,929.52, 17,842.77 and 7,340.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,929.52 : 17,842.77 = 7,340.52 : x
2. Step 2: Convert to fraction form
   12,929.52/17,842.77 = 7,340.52/x
3. Step 3: Cross multiply
   12,929.52x = 17,842.77 × 7,340.52
4. Step 4: Simplify right side
   12,929.52x = 130,975,210.04
5. Step 5: Solve for x
   x = 130,975,210.04/12,929.52
6. Step 6: Final answer
   x = 10,129.94