Finding the Fourth Proportional to 50,645.31, 69,912.56 and 34,811.43

Step by Step Solution

1. Step 1: Write the proportion equation
   50,645.31 : 69,912.56 = 34,811.43 : x
2. Step 2: Convert to fraction form
   50,645.31/69,912.56 = 34,811.43/x
3. Step 3: Cross multiply
   50,645.31x = 69,912.56 × 34,811.43
4. Step 4: Simplify right side
   50,645.31x = 2,433,756,014.50
5. Step 5: Solve for x
   x = 2,433,756,014.50/50,645.31
6. Step 6: Final answer
   x = 48,054.91