Finding the Fourth Proportional to 2,542.50, 3,510.81 and 1,612.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,542.50 : 3,510.81 = 1,612.62 : x
2. Step 2: Convert to fraction form
   2,542.50/3,510.81 = 1,612.62/x
3. Step 3: Cross multiply
   2,542.50x = 3,510.81 × 1,612.62
4. Step 4: Simplify right side
   2,542.50x = 5,661,602.42
5. Step 5: Solve for x
   x = 5,661,602.42/2,542.50
6. Step 6: Final answer
   x = 2,226.79