Finding the Fourth Proportional to 10,777.27, 16,165.83 and 2,772.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,777.27 : 16,165.83 = 2,772.02 : x
2. Step 2: Convert to fraction form
   10,777.27/16,165.83 = 2,772.02/x
3. Step 3: Cross multiply
   10,777.27x = 16,165.83 × 2,772.02
4. Step 4: Simplify right side
   10,777.27x = 44,812,044.49
5. Step 5: Solve for x
   x = 44,812,044.49/10,777.27
6. Step 6: Final answer
   x = 4,158.02