Finding the Fourth Proportional to 3,876.77, 5,350.20 and 2,364.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,876.77 : 5,350.20 = 2,364.05 : x
2. Step 2: Convert to fraction form
   3,876.77/5,350.20 = 2,364.05/x
3. Step 3: Cross multiply
   3,876.77x = 5,350.20 × 2,364.05
4. Step 4: Simplify right side
   3,876.77x = 12,648,140.31
5. Step 5: Solve for x
   x = 12,648,140.31/3,876.77
6. Step 6: Final answer
   x = 3,262.55