Finding the Third Proportional to 488,800 and 1,022,286

Step by Step Solution

1. Step 1: Write the proportion equation
   488,800 : 1,022,286 = 1,022,286 : x
2. Step 2: Convert to fraction form
   488,800/1,022,286 = 1,022,286/x
3. Step 3: Cross multiply
   488,800x = 1,022,286 × 1,022,286
4. Step 4: Simplify right side
   488,800x = 1,045,068,665,796
5. Step 5: Solve for x
   x = 1,045,068,665,796/488,800
6. Step 6: Final answer
   x = 2,138,029.19