Finding the Fourth Proportional to 2,662.71, 3,673.74 and 1,543.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.71 : 3,673.74 = 1,543.59 : x
2. Step 2: Convert to fraction form
   2,662.71/3,673.74 = 1,543.59/x
3. Step 3: Cross multiply
   2,662.71x = 3,673.74 × 1,543.59
4. Step 4: Simplify right side
   2,662.71x = 5,670,748.33
5. Step 5: Solve for x
   x = 5,670,748.33/2,662.71
6. Step 6: Final answer
   x = 2,129.69