Finding the Fourth Proportional to 2,666.12, 3,681.78 and 2,044.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666.12 : 3,681.78 = 2,044.04 : x
2. Step 2: Convert to fraction form
   2,666.12/3,681.78 = 2,044.04/x
3. Step 3: Cross multiply
   2,666.12x = 3,681.78 × 2,044.04
4. Step 4: Simplify right side
   2,666.12x = 7,525,705.59
5. Step 5: Solve for x
   x = 7,525,705.59/2,666.12
6. Step 6: Final answer
   x = 2,822.72