Finding the Fourth Proportional to 3,073.34, 4,607.27 and 1,223.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,073.34 : 4,607.27 = 1,223.28 : x
2. Step 2: Convert to fraction form
   3,073.34/4,607.27 = 1,223.28/x
3. Step 3: Cross multiply
   3,073.34x = 4,607.27 × 1,223.28
4. Step 4: Simplify right side
   3,073.34x = 5,635,981.25
5. Step 5: Solve for x
   x = 5,635,981.25/3,073.34
6. Step 6: Final answer
   x = 1,833.83