Finding the Fourth Proportional to 9,632.72, 14,439.68 and 4,702.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,632.72 : 14,439.68 = 4,702.16 : x
2. Step 2: Convert to fraction form
   9,632.72/14,439.68 = 4,702.16/x
3. Step 3: Cross multiply
   9,632.72x = 14,439.68 × 4,702.16
4. Step 4: Simplify right side
   9,632.72x = 67,897,685.71
5. Step 5: Solve for x
   x = 67,897,685.71/9,632.72
6. Step 6: Final answer
   x = 7,048.65