Finding the Fourth Proportional to 1,339.98, 1,850.69 and 1,092.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339.98 : 1,850.69 = 1,092.57 : x
2. Step 2: Convert to fraction form
   1,339.98/1,850.69 = 1,092.57/x
3. Step 3: Cross multiply
   1,339.98x = 1,850.69 × 1,092.57
4. Step 4: Simplify right side
   1,339.98x = 2,022,008.37
5. Step 5: Solve for x
   x = 2,022,008.37/1,339.98
6. Step 6: Final answer
   x = 1,508.98