Finding the Fourth Proportional to 60,787.24, 83,930.83 and 39,289.71

Step by Step Solution

1. Step 1: Write the proportion equation
   60,787.24 : 83,930.83 = 39,289.71 : x
2. Step 2: Convert to fraction form
   60,787.24/83,930.83 = 39,289.71/x
3. Step 3: Cross multiply
   60,787.24x = 83,930.83 × 39,289.71
4. Step 4: Simplify right side
   60,787.24x = 3,297,617,970.76
5. Step 5: Solve for x
   x = 3,297,617,970.76/60,787.24
6. Step 6: Final answer
   x = 54,248.52