Finding the Fourth Proportional to 9,726.18, 14,589.72 and 3,152.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,726.18 : 14,589.72 = 3,152.88 : x
2. Step 2: Convert to fraction form
   9,726.18/14,589.72 = 3,152.88/x
3. Step 3: Cross multiply
   9,726.18x = 14,589.72 × 3,152.88
4. Step 4: Simplify right side
   9,726.18x = 45,999,636.39
5. Step 5: Solve for x
   x = 45,999,636.39/9,726.18
6. Step 6: Final answer
   x = 4,729.47