Finding the Fourth Proportional to 1,364.55, 1,883.03 and 886.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.55 : 1,883.03 = 886.49 : x
2. Step 2: Convert to fraction form
   1,364.55/1,883.03 = 886.49/x
3. Step 3: Cross multiply
   1,364.55x = 1,883.03 × 886.49
4. Step 4: Simplify right side
   1,364.55x = 1,669,280.48
5. Step 5: Solve for x
   x = 1,669,280.48/1,364.55
6. Step 6: Final answer
   x = 1,223.32