Finding the Fourth Proportional to 68,648.31, 94,734.90 and 38,433.69

Step by Step Solution

1. Step 1: Write the proportion equation
   68,648.31 : 94,734.90 = 38,433.69 : x
2. Step 2: Convert to fraction form
   68,648.31/94,734.90 = 38,433.69/x
3. Step 3: Cross multiply
   68,648.31x = 94,734.90 × 38,433.69
4. Step 4: Simplify right side
   68,648.31x = 3,641,011,778.78
5. Step 5: Solve for x
   x = 3,641,011,778.78/68,648.31
6. Step 6: Final answer
   x = 53,038.62