Finding the Fourth Proportional to 9,725.09, 14,587.47 and 3,151.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,725.09 : 14,587.47 = 3,151.29 : x
2. Step 2: Convert to fraction form
   9,725.09/14,587.47 = 3,151.29/x
3. Step 3: Cross multiply
   9,725.09x = 14,587.47 × 3,151.29
4. Step 4: Simplify right side
   9,725.09x = 45,969,348.34
5. Step 5: Solve for x
   x = 45,969,348.34/9,725.09
6. Step 6: Final answer
   x = 4,726.88