Finding the Fourth Proportional to 65,414.12, 90,268.98 and 37,118.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,414.12 : 90,268.98 = 37,118.12 : x
2. Step 2: Convert to fraction form
   65,414.12/90,268.98 = 37,118.12/x
3. Step 3: Cross multiply
   65,414.12x = 90,268.98 × 37,118.12
4. Step 4: Simplify right side
   65,414.12x = 3,350,614,831.92
5. Step 5: Solve for x
   x = 3,350,614,831.92/65,414.12
6. Step 6: Final answer
   x = 51,221.58