Finding the Fourth Proportional to 9,724.62, 14,589.72 and 3,150.66

Step by Step Solution

1. Step 1: Write the proportion equation
   9,724.62 : 14,589.72 = 3,150.66 : x
2. Step 2: Convert to fraction form
   9,724.62/14,589.72 = 3,150.66/x
3. Step 3: Cross multiply
   9,724.62x = 14,589.72 × 3,150.66
4. Step 4: Simplify right side
   9,724.62x = 45,967,247.22
5. Step 5: Solve for x
   x = 45,967,247.22/9,724.62
6. Step 6: Final answer
   x = 4,726.89