Finding the Third Proportional to 482.72 and 1,055.81

Step by Step Solution

1. Step 1: Write the proportion equation
   482.72 : 1,055.81 = 1,055.81 : x
2. Step 2: Convert to fraction form
   482.72/1,055.81 = 1,055.81/x
3. Step 3: Cross multiply
   482.72x = 1,055.81 × 1,055.81
4. Step 4: Simplify right side
   482.72x = 1,114,740.04
5. Step 5: Solve for x
   x = 1,114,740.04/482.72
6. Step 6: Final answer
   x = 2,309.30