Finding the Fourth Proportional to 1,339.98, 1,849.05 and 750.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339.98 : 1,849.05 = 750.53 : x
2. Step 2: Convert to fraction form
   1,339.98/1,849.05 = 750.53/x
3. Step 3: Cross multiply
   1,339.98x = 1,849.05 × 750.53
4. Step 4: Simplify right side
   1,339.98x = 1,387,758.25
5. Step 5: Solve for x
   x = 1,387,758.25/1,339.98
6. Step 6: Final answer
   x = 1,035.66