Finding the Fourth Proportional to 46,961.90, 64,832.37 and 31,934.78

Step by Step Solution

1. Step 1: Write the proportion equation
   46,961.90 : 64,832.37 = 31,934.78 : x
2. Step 2: Convert to fraction form
   46,961.90/64,832.37 = 31,934.78/x
3. Step 3: Cross multiply
   46,961.90x = 64,832.37 × 31,934.78
4. Step 4: Simplify right side
   46,961.90x = 2,070,407,472.83
5. Step 5: Solve for x
   x = 2,070,407,472.83/46,961.90
6. Step 6: Final answer
   x = 44,086.96