Finding the Fourth Proportional to 2,952.71, 4,423.83 and 2,777.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,952.71 : 4,423.83 = 2,777.10 : x
2. Step 2: Convert to fraction form
   2,952.71/4,423.83 = 2,777.10/x
3. Step 3: Cross multiply
   2,952.71x = 4,423.83 × 2,777.10
4. Step 4: Simplify right side
   2,952.71x = 12,285,418.29
5. Step 5: Solve for x
   x = 12,285,418.29/2,952.71
6. Step 6: Final answer
   x = 4,160.73