Finding the Fourth Proportional to 8,402.01, 12,607.36 and 3,725.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,402.01 : 12,607.36 = 3,725.25 : x
2. Step 2: Convert to fraction form
   8,402.01/12,607.36 = 3,725.25/x
3. Step 3: Cross multiply
   8,402.01x = 12,607.36 × 3,725.25
4. Step 4: Simplify right side
   8,402.01x = 46,965,514.12
5. Step 5: Solve for x
   x = 46,965,514.12/8,402.01
6. Step 6: Final answer
   x = 5,589.80