Finding the Fourth Proportional to 50,646.90, 69,894.45 and 31,794.42

Step by Step Solution

1. Step 1: Write the proportion equation
   50,646.90 : 69,894.45 = 31,794.42 : x
2. Step 2: Convert to fraction form
   50,646.90/69,894.45 = 31,794.42/x
3. Step 3: Cross multiply
   50,646.90x = 69,894.45 × 31,794.42
4. Step 4: Simplify right side
   50,646.90x = 2,222,253,498.97
5. Step 5: Solve for x
   x = 2,222,253,498.97/50,646.90
6. Step 6: Final answer
   x = 43,877.38