Finding the Fourth Proportional to 2,856.63, 3,941.55 and 1,677.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856.63 : 3,941.55 = 1,677.27 : x
2. Step 2: Convert to fraction form
   2,856.63/3,941.55 = 1,677.27/x
3. Step 3: Cross multiply
   2,856.63x = 3,941.55 × 1,677.27
4. Step 4: Simplify right side
   2,856.63x = 6,611,043.57
5. Step 5: Solve for x
   x = 6,611,043.57/2,856.63
6. Step 6: Final answer
   x = 2,314.28