Finding the Fourth Proportional to 1,055.25, 1,456.91 and 943.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055.25 : 1,456.91 = 943.02 : x
2. Step 2: Convert to fraction form
   1,055.25/1,456.91 = 943.02/x
3. Step 3: Cross multiply
   1,055.25x = 1,456.91 × 943.02
4. Step 4: Simplify right side
   1,055.25x = 1,373,895.27
5. Step 5: Solve for x
   x = 1,373,895.27/1,055.25
6. Step 6: Final answer
   x = 1,301.96