Finding the Fourth Proportional to 50,245.88, 69,339.58 and 31,393.94

Step by Step Solution

1. Step 1: Write the proportion equation
   50,245.88 : 69,339.58 = 31,393.94 : x
2. Step 2: Convert to fraction form
   50,245.88/69,339.58 = 31,393.94/x
3. Step 3: Cross multiply
   50,245.88x = 69,339.58 × 31,393.94
4. Step 4: Simplify right side
   50,245.88x = 2,176,842,188.96
5. Step 5: Solve for x
   x = 2,176,842,188.96/50,245.88
6. Step 6: Final answer
   x = 43,323.80