Finding the Fourth Proportional to 2,892.63, 3,976.42 and 2,874.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.63 : 3,976.42 = 2,874.41 : x
2. Step 2: Convert to fraction form
   2,892.63/3,976.42 = 2,874.41/x
3. Step 3: Cross multiply
   2,892.63x = 3,976.42 × 2,874.41
4. Step 4: Simplify right side
   2,892.63x = 11,429,861.41
5. Step 5: Solve for x
   x = 11,429,861.41/2,892.63
6. Step 6: Final answer
   x = 3,951.37