Finding the Fourth Proportional to 50,439.83, 69,615.27 and 38,480.58

Step by Step Solution

1. Step 1: Write the proportion equation
   50,439.83 : 69,615.27 = 38,480.58 : x
2. Step 2: Convert to fraction form
   50,439.83/69,615.27 = 38,480.58/x
3. Step 3: Cross multiply
   50,439.83x = 69,615.27 × 38,480.58
4. Step 4: Simplify right side
   50,439.83x = 2,678,835,966.46
5. Step 5: Solve for x
   x = 2,678,835,966.46/50,439.83
6. Step 6: Final answer
   x = 53,109.54