Finding the Fourth Proportional to 14,112.69, 21,167.41 and 3,725.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,112.69 : 21,167.41 = 3,725.25 : x
2. Step 2: Convert to fraction form
   14,112.69/21,167.41 = 3,725.25/x
3. Step 3: Cross multiply
   14,112.69x = 21,167.41 × 3,725.25
4. Step 4: Simplify right side
   14,112.69x = 78,853,894.10
5. Step 5: Solve for x
   x = 78,853,894.10/14,112.69
6. Step 6: Final answer
   x = 5,587.45