Finding the Fourth Proportional to 47,131.20, 65,035.71 and 25,909.20

Step by Step Solution

1. Step 1: Write the proportion equation
   47,131.20 : 65,035.71 = 25,909.20 : x
2. Step 2: Convert to fraction form
   47,131.20/65,035.71 = 25,909.20/x
3. Step 3: Cross multiply
   47,131.20x = 65,035.71 × 25,909.20
4. Step 4: Simplify right side
   47,131.20x = 1,685,023,217.53
5. Step 5: Solve for x
   x = 1,685,023,217.53/47,131.20
6. Step 6: Final answer
   x = 35,751.76