Finding the Fourth Proportional to 9,440.16, 14,149.56 and 4,752.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,440.16 : 14,149.56 = 4,752.72 : x
2. Step 2: Convert to fraction form
   9,440.16/14,149.56 = 4,752.72/x
3. Step 3: Cross multiply
   9,440.16x = 14,149.56 × 4,752.72
4. Step 4: Simplify right side
   9,440.16x = 67,248,896.80
5. Step 5: Solve for x
   x = 67,248,896.80/9,440.16
6. Step 6: Final answer
   x = 7,123.70