Finding the Fourth Proportional to 55,793.30, 83,787.15 and 39,269.30

Step by Step Solution

1. Step 1: Write the proportion equation
   55,793.30 : 83,787.15 = 39,269.30 : x
2. Step 2: Convert to fraction form
   55,793.30/83,787.15 = 39,269.30/x
3. Step 3: Cross multiply
   55,793.30x = 83,787.15 × 39,269.30
4. Step 4: Simplify right side
   55,793.30x = 3,290,262,729.50
5. Step 5: Solve for x
   x = 3,290,262,729.50/55,793.30
6. Step 6: Final answer
   x = 58,972.36