Finding the Fourth Proportional to 1,662.81, 2,493 and 1,013.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.81 : 2,493 = 1,013.46 : x
2. Step 2: Convert to fraction form
   1,662.81/2,493 = 1,013.46/x
3. Step 3: Cross multiply
   1,662.81x = 2,493 × 1,013.46
4. Step 4: Simplify right side
   1,662.81x = 2,526,555.78
5. Step 5: Solve for x
   x = 2,526,555.78/1,662.81
6. Step 6: Final answer
   x = 1,519.45