Finding the Fourth Proportional to 1,348.43, 1,860.59 and 758.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,348.43 : 1,860.59 = 758.99 : x
2. Step 2: Convert to fraction form
   1,348.43/1,860.59 = 758.99/x
3. Step 3: Cross multiply
   1,348.43x = 1,860.59 × 758.99
4. Step 4: Simplify right side
   1,348.43x = 1,412,161.80
5. Step 5: Solve for x
   x = 1,412,161.80/1,348.43
6. Step 6: Final answer
   x = 1,047.27