Finding the Fourth Proportional to 3,854.67, 5,316.72 and 2,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854.67 : 5,316.72 = 2,363.31 : x
2. Step 2: Convert to fraction form
   3,854.67/5,316.72 = 2,363.31/x
3. Step 3: Cross multiply
   3,854.67x = 5,316.72 × 2,363.31
4. Step 4: Simplify right side
   3,854.67x = 12,565,057.54
5. Step 5: Solve for x
   x = 12,565,057.54/3,854.67
6. Step 6: Final answer
   x = 3,259.70