Finding the Fourth Proportional to 2,543.42, 3,812.82 and 1,616.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.42 : 3,812.82 = 1,616.37 : x
2. Step 2: Convert to fraction form
   2,543.42/3,812.82 = 1,616.37/x
3. Step 3: Cross multiply
   2,543.42x = 3,812.82 × 1,616.37
4. Step 4: Simplify right side
   2,543.42x = 6,162,927.86
5. Step 5: Solve for x
   x = 6,162,927.86/2,543.42
6. Step 6: Final answer
   x = 2,423.09