Finding the Fourth Proportional to 50,347.47, 69,462.50 and 28,541.40

Step by Step Solution

1. Step 1: Write the proportion equation
   50,347.47 : 69,462.50 = 28,541.40 : x
2. Step 2: Convert to fraction form
   50,347.47/69,462.50 = 28,541.40/x
3. Step 3: Cross multiply
   50,347.47x = 69,462.50 × 28,541.40
4. Step 4: Simplify right side
   50,347.47x = 1,982,557,057.73
5. Step 5: Solve for x
   x = 1,982,557,057.73/50,347.47
6. Step 6: Final answer
   x = 39,377.49