Finding the Fourth Proportional to 1,337.13, 1,846.69 and 918.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.13 : 1,846.69 = 918.59 : x
2. Step 2: Convert to fraction form
   1,337.13/1,846.69 = 918.59/x
3. Step 3: Cross multiply
   1,337.13x = 1,846.69 × 918.59
4. Step 4: Simplify right side
   1,337.13x = 1,696,339.44
5. Step 5: Solve for x
   x = 1,696,339.44/1,337.13
6. Step 6: Final answer
   x = 1,268.64