Finding the Fourth Proportional to 47,188.12, 65,117.98 and 25,965.40

Step by Step Solution

1. Step 1: Write the proportion equation
   47,188.12 : 65,117.98 = 25,965.40 : x
2. Step 2: Convert to fraction form
   47,188.12/65,117.98 = 25,965.40/x
3. Step 3: Cross multiply
   47,188.12x = 65,117.98 × 25,965.40
4. Step 4: Simplify right side
   47,188.12x = 1,690,814,397.89
5. Step 5: Solve for x
   x = 1,690,814,397.89/47,188.12
6. Step 6: Final answer
   x = 35,831.36