Finding the Fourth Proportional to 1,340.31, 1,849.67 and 750.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.31 : 1,849.67 = 750.83 : x
2. Step 2: Convert to fraction form
   1,340.31/1,849.67 = 750.83/x
3. Step 3: Cross multiply
   1,340.31x = 1,849.67 × 750.83
4. Step 4: Simplify right side
   1,340.31x = 1,388,774.72
5. Step 5: Solve for x
   x = 1,388,774.72/1,340.31
6. Step 6: Final answer
   x = 1,036.16