Finding the Fourth Proportional to 10,404, 14,337.72 and 7,254.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404 : 14,337.72 = 7,254.72 : x
2. Step 2: Convert to fraction form
   10,404/14,337.72 = 7,254.72/x
3. Step 3: Cross multiply
   10,404x = 14,337.72 × 7,254.72
4. Step 4: Simplify right side
   10,404x = 104,016,144.04
5. Step 5: Solve for x
   x = 104,016,144.04/10,404
6. Step 6: Final answer
   x = 9,997.71