Finding the Fourth Proportional to 2,722, 3,756.37 and 1,543.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,722 : 3,756.37 = 1,543.18 : x
2. Step 2: Convert to fraction form
   2,722/3,756.37 = 1,543.18/x
3. Step 3: Cross multiply
   2,722x = 3,756.37 × 1,543.18
4. Step 4: Simplify right side
   2,722x = 5,796,747.34
5. Step 5: Solve for x
   x = 5,796,747.34/2,722
6. Step 6: Final answer
   x = 2,129.59