Finding the Fourth Proportional to 10,612, 14,639.52 and 7,469.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,612 : 14,639.52 = 7,469.92 : x
2. Step 2: Convert to fraction form
   10,612/14,639.52 = 7,469.92/x
3. Step 3: Cross multiply
   10,612x = 14,639.52 × 7,469.92
4. Step 4: Simplify right side
   10,612x = 109,356,043.24
5. Step 5: Solve for x
   x = 109,356,043.24/10,612
6. Step 6: Final answer
   x = 10,304.94