Finding the Fourth Proportional to 1,337.73, 1,846.44 and 918.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.73 : 1,846.44 = 918.15 : x
2. Step 2: Convert to fraction form
   1,337.73/1,846.44 = 918.15/x
3. Step 3: Cross multiply
   1,337.73x = 1,846.44 × 918.15
4. Step 4: Simplify right side
   1,337.73x = 1,695,308.89
5. Step 5: Solve for x
   x = 1,695,308.89/1,337.73
6. Step 6: Final answer
   x = 1,267.30