Finding the Fourth Proportional to 2,052.54, 2,830.90 and 1,816.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.54 : 2,830.90 = 1,816.74 : x
2. Step 2: Convert to fraction form
   2,052.54/2,830.90 = 1,816.74/x
3. Step 3: Cross multiply
   2,052.54x = 2,830.90 × 1,816.74
4. Step 4: Simplify right side
   2,052.54x = 5,143,009.27
5. Step 5: Solve for x
   x = 5,143,009.27/2,052.54
6. Step 6: Final answer
   x = 2,505.68