Finding the Fourth Proportional to 50,362.12, 69,510.96 and 39,438.59

Step by Step Solution

1. Step 1: Write the proportion equation
   50,362.12 : 69,510.96 = 39,438.59 : x
2. Step 2: Convert to fraction form
   50,362.12/69,510.96 = 39,438.59/x
3. Step 3: Cross multiply
   50,362.12x = 69,510.96 × 39,438.59
4. Step 4: Simplify right side
   50,362.12x = 2,741,413,904.39
5. Step 5: Solve for x
   x = 2,741,413,904.39/50,362.12
6. Step 6: Final answer
   x = 54,434.05