Finding the Fourth Proportional to 1,340.73, 1,850.22 and 751.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.73 : 1,850.22 = 751.30 : x
2. Step 2: Convert to fraction form
   1,340.73/1,850.22 = 751.30/x
3. Step 3: Cross multiply
   1,340.73x = 1,850.22 × 751.30
4. Step 4: Simplify right side
   1,340.73x = 1,390,065.66
5. Step 5: Solve for x
   x = 1,390,065.66/1,340.73
6. Step 6: Final answer
   x = 1,036.80