Finding the Third Proportional to 485,482 and 1,056,180

Step by Step Solution

1. Step 1: Write the proportion equation
   485,482 : 1,056,180 = 1,056,180 : x
2. Step 2: Convert to fraction form
   485,482/1,056,180 = 1,056,180/x
3. Step 3: Cross multiply
   485,482x = 1,056,180 × 1,056,180
4. Step 4: Simplify right side
   485,482x = 1,115,516,192,400
5. Step 5: Solve for x
   x = 1,115,516,192,400/485,482
6. Step 6: Final answer
   x = 2,297,749.85