Finding the Fourth Proportional to 50,069.31, 69,090.92 and 29,922.18

Step by Step Solution

1. Step 1: Write the proportion equation
   50,069.31 : 69,090.92 = 29,922.18 : x
2. Step 2: Convert to fraction form
   50,069.31/69,090.92 = 29,922.18/x
3. Step 3: Cross multiply
   50,069.31x = 69,090.92 × 29,922.18
4. Step 4: Simplify right side
   50,069.31x = 2,067,350,944.61
5. Step 5: Solve for x
   x = 2,067,350,944.61/50,069.31
6. Step 6: Final answer
   x = 41,289.78