Finding the Fourth Proportional to 12,732.09, 17,569.95 and 7,426.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,732.09 : 17,569.95 = 7,426.56 : x
2. Step 2: Convert to fraction form
   12,732.09/17,569.95 = 7,426.56/x
3. Step 3: Cross multiply
   12,732.09x = 17,569.95 × 7,426.56
4. Step 4: Simplify right side
   12,732.09x = 130,484,287.87
5. Step 5: Solve for x
   x = 130,484,287.87/12,732.09
6. Step 6: Final answer
   x = 10,248.46