Finding the Fourth Proportional to 25,081.25, 37,539.86 and 13,960.35

Step by Step Solution

1. Step 1: Write the proportion equation
   25,081.25 : 37,539.86 = 13,960.35 : x
2. Step 2: Convert to fraction form
   25,081.25/37,539.86 = 13,960.35/x
3. Step 3: Cross multiply
   25,081.25x = 37,539.86 × 13,960.35
4. Step 4: Simplify right side
   25,081.25x = 524,069,514.75
5. Step 5: Solve for x
   x = 524,069,514.75/25,081.25
6. Step 6: Final answer
   x = 20,894.88