Finding the Fourth Proportional to 12,504.29, 17,259.35 and 7,471.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,504.29 : 17,259.35 = 7,471.89 : x
2. Step 2: Convert to fraction form
   12,504.29/17,259.35 = 7,471.89/x
3. Step 3: Cross multiply
   12,504.29x = 17,259.35 × 7,471.89
4. Step 4: Simplify right side
   12,504.29x = 128,959,927.31
5. Step 5: Solve for x
   x = 128,959,927.31/12,504.29
6. Step 6: Final answer
   x = 10,313.26