Finding the Fourth Proportional to 47,221.27, 65,144.68 and 31,067.82

Step by Step Solution

1. Step 1: Write the proportion equation
   47,221.27 : 65,144.68 = 31,067.82 : x
2. Step 2: Convert to fraction form
   47,221.27/65,144.68 = 31,067.82/x
3. Step 3: Cross multiply
   47,221.27x = 65,144.68 × 31,067.82
4. Step 4: Simplify right side
   47,221.27x = 2,023,903,114.53
5. Step 5: Solve for x
   x = 2,023,903,114.53/47,221.27
6. Step 6: Final answer
   x = 42,859.99