Finding the Fourth Proportional to 2,778.72, 4,141.58 and 2,623.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778.72 : 4,141.58 = 2,623.04 : x
2. Step 2: Convert to fraction form
   2,778.72/4,141.58 = 2,623.04/x
3. Step 3: Cross multiply
   2,778.72x = 4,141.58 × 2,623.04
4. Step 4: Simplify right side
   2,778.72x = 10,863,530.00
5. Step 5: Solve for x
   x = 10,863,530.00/2,778.72
6. Step 6: Final answer
   x = 3,909.54