Finding the Fourth Proportional to 2,662.02, 3,674.40 and 1,543.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.02 : 3,674.40 = 1,543.23 : x
2. Step 2: Convert to fraction form
   2,662.02/3,674.40 = 1,543.23/x
3. Step 3: Cross multiply
   2,662.02x = 3,674.40 × 1,543.23
4. Step 4: Simplify right side
   2,662.02x = 5,670,444.31
5. Step 5: Solve for x
   x = 5,670,444.31/2,662.02
6. Step 6: Final answer
   x = 2,130.13