Finding the Fourth Proportional to 1,949.67, 2,690.52 and 1,065.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,949.67 : 2,690.52 = 1,065.47 : x
2. Step 2: Convert to fraction form
   1,949.67/2,690.52 = 1,065.47/x
3. Step 3: Cross multiply
   1,949.67x = 2,690.52 × 1,065.47
4. Step 4: Simplify right side
   1,949.67x = 2,866,654.89
5. Step 5: Solve for x
   x = 2,866,654.89/1,949.67
6. Step 6: Final answer
   x = 1,470.33