Finding the Fourth Proportional to 2,939.00, 4,405.95 and 2,775.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,939.00 : 4,405.95 = 2,775.92 : x
2. Step 2: Convert to fraction form
   2,939.00/4,405.95 = 2,775.92/x
3. Step 3: Cross multiply
   2,939.00x = 4,405.95 × 2,775.92
4. Step 4: Simplify right side
   2,939.00x = 12,230,542.69
5. Step 5: Solve for x
   x = 12,230,542.69/2,939.00
6. Step 6: Final answer
   x = 4,161.47