Finding the Fourth Proportional to 1,350.54, 1,861.92 and 1,055.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350.54 : 1,861.92 = 1,055.34 : x
2. Step 2: Convert to fraction form
   1,350.54/1,861.92 = 1,055.34/x
3. Step 3: Cross multiply
   1,350.54x = 1,861.92 × 1,055.34
4. Step 4: Simplify right side
   1,350.54x = 1,964,958.65
5. Step 5: Solve for x
   x = 1,964,958.65/1,350.54
6. Step 6: Final answer
   x = 1,454.94