Finding the Fourth Proportional to 2,016.20, 3,024.70 and 1,693.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.20 : 3,024.70 = 1,693.80 : x
2. Step 2: Convert to fraction form
   2,016.20/3,024.70 = 1,693.80/x
3. Step 3: Cross multiply
   2,016.20x = 3,024.70 × 1,693.80
4. Step 4: Simplify right side
   2,016.20x = 5,123,236.86
5. Step 5: Solve for x
   x = 5,123,236.86/2,016.20
6. Step 6: Final answer
   x = 2,541.04