Finding the Fourth Proportional to 1,949.48, 2,690.34 and 1,065.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,949.48 : 2,690.34 = 1,065.33 : x
2. Step 2: Convert to fraction form
   1,949.48/2,690.34 = 1,065.33/x
3. Step 3: Cross multiply
   1,949.48x = 2,690.34 × 1,065.33
4. Step 4: Simplify right side
   1,949.48x = 2,866,099.91
5. Step 5: Solve for x
   x = 2,866,099.91/1,949.48
6. Step 6: Final answer
   x = 1,470.19