Finding the Fourth Proportional to 2,488.10, 3,429.02 and 2,066.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.10 : 3,429.02 = 2,066.18 : x
2. Step 2: Convert to fraction form
   2,488.10/3,429.02 = 2,066.18/x
3. Step 3: Cross multiply
   2,488.10x = 3,429.02 × 2,066.18
4. Step 4: Simplify right side
   2,488.10x = 7,084,960.56
5. Step 5: Solve for x
   x = 7,084,960.56/2,488.10
6. Step 6: Final answer
   x = 2,847.54