Finding the Fourth Proportional to 9,725.59, 14,580.82 and 4,174.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,725.59 : 14,580.82 = 4,174.39 : x
2. Step 2: Convert to fraction form
   9,725.59/14,580.82 = 4,174.39/x
3. Step 3: Cross multiply
   9,725.59x = 14,580.82 × 4,174.39
4. Step 4: Simplify right side
   9,725.59x = 60,866,029.20
5. Step 5: Solve for x
   x = 60,866,029.20/9,725.59
6. Step 6: Final answer
   x = 6,258.34