Finding the Fourth Proportional to 50,192.12, 69,264.09 and 31,066.82

Step by Step Solution

1. Step 1: Write the proportion equation
   50,192.12 : 69,264.09 = 31,066.82 : x
2. Step 2: Convert to fraction form
   50,192.12/69,264.09 = 31,066.82/x
3. Step 3: Cross multiply
   50,192.12x = 69,264.09 × 31,066.82
4. Step 4: Simplify right side
   50,192.12x = 2,151,815,016.49
5. Step 5: Solve for x
   x = 2,151,815,016.49/50,192.12
6. Step 6: Final answer
   x = 42,871.57