Finding the Fourth Proportional to 2,662.38, 3,674.04 and 1,543.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.38 : 3,674.04 = 1,543.29 : x
2. Step 2: Convert to fraction form
   2,662.38/3,674.04 = 1,543.29/x
3. Step 3: Cross multiply
   2,662.38x = 3,674.04 × 1,543.29
4. Step 4: Simplify right side
   2,662.38x = 5,670,109.19
5. Step 5: Solve for x
   x = 5,670,109.19/2,662.38
6. Step 6: Final answer
   x = 2,129.71