Finding the Fourth Proportional to 2,042.18, 2,822.04 and 1,669.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.18 : 2,822.04 = 1,669.02 : x
2. Step 2: Convert to fraction form
   2,042.18/2,822.04 = 1,669.02/x
3. Step 3: Cross multiply
   2,042.18x = 2,822.04 × 1,669.02
4. Step 4: Simplify right side
   2,042.18x = 4,710,051.78
5. Step 5: Solve for x
   x = 4,710,051.78/2,042.18
6. Step 6: Final answer
   x = 2,306.38