Finding the Fourth Proportional to 50,233.50, 69,322.50 and 31,381.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,233.50 : 69,322.50 = 31,381.56 : x
2. Step 2: Convert to fraction form
   50,233.50/69,322.50 = 31,381.56/x
3. Step 3: Cross multiply
   50,233.50x = 69,322.50 × 31,381.56
4. Step 4: Simplify right side
   50,233.50x = 2,175,448,193.10
5. Step 5: Solve for x
   x = 2,175,448,193.10/50,233.50
6. Step 6: Final answer
   x = 43,306.72