Finding the Fourth Proportional to 50,352.72, 69,501.36 and 31,238.32

Step by Step Solution

1. Step 1: Write the proportion equation
   50,352.72 : 69,501.36 = 31,238.32 : x
2. Step 2: Convert to fraction form
   50,352.72/69,501.36 = 31,238.32/x
3. Step 3: Cross multiply
   50,352.72x = 69,501.36 × 31,238.32
4. Step 4: Simplify right side
   50,352.72x = 2,171,105,724.12
5. Step 5: Solve for x
   x = 2,171,105,724.12/50,352.72
6. Step 6: Final answer
   x = 43,117.94