Finding the Fourth Proportional to 50,079.84, 69,079.52 and 39,308.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,079.84 : 69,079.52 = 39,308.52 : x
2. Step 2: Convert to fraction form
   50,079.84/69,079.52 = 39,308.52/x
3. Step 3: Cross multiply
   50,079.84x = 69,079.52 × 39,308.52
4. Step 4: Simplify right side
   50,079.84x = 2,715,413,496.97
5. Step 5: Solve for x
   x = 2,715,413,496.97/50,079.84
6. Step 6: Final answer
   x = 54,221.69