Finding the Fourth Proportional to 1,340.50, 1,850.34 and 886.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.50 : 1,850.34 = 886.27 : x
2. Step 2: Convert to fraction form
   1,340.50/1,850.34 = 886.27/x
3. Step 3: Cross multiply
   1,340.50x = 1,850.34 × 886.27
4. Step 4: Simplify right side
   1,340.50x = 1,639,900.83
5. Step 5: Solve for x
   x = 1,639,900.83/1,340.50
6. Step 6: Final answer
   x = 1,223.35