Finding the Fourth Proportional to 1,343.36, 1,854.72 and 1,034.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.36 : 1,854.72 = 1,034.24 : x
2. Step 2: Convert to fraction form
   1,343.36/1,854.72 = 1,034.24/x
3. Step 3: Cross multiply
   1,343.36x = 1,854.72 × 1,034.24
4. Step 4: Simplify right side
   1,343.36x = 1,918,225.61
5. Step 5: Solve for x
   x = 1,918,225.61/1,343.36
6. Step 6: Final answer
   x = 1,427.93