Finding the Fourth Proportional to 1,343.94, 1,853.69 and 1,233.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.94 : 1,853.69 = 1,233.78 : x
2. Step 2: Convert to fraction form
   1,343.94/1,853.69 = 1,233.78/x
3. Step 3: Cross multiply
   1,343.94x = 1,853.69 × 1,233.78
4. Step 4: Simplify right side
   1,343.94x = 2,287,045.65
5. Step 5: Solve for x
   x = 2,287,045.65/1,343.94
6. Step 6: Final answer
   x = 1,701.75