Finding the Third Proportional to 478,105 and 1,029,979

Step by Step Solution

1. Step 1: Write the proportion equation
   478,105 : 1,029,979 = 1,029,979 : x
2. Step 2: Convert to fraction form
   478,105/1,029,979 = 1,029,979/x
3. Step 3: Cross multiply
   478,105x = 1,029,979 × 1,029,979
4. Step 4: Simplify right side
   478,105x = 1,060,856,740,441
5. Step 5: Solve for x
   x = 1,060,856,740,441/478,105
6. Step 6: Final answer
   x = 2,218,878.16