Finding the Third Proportional to 819,126 and 1,282,196

Step by Step Solution

1. Step 1: Write the proportion equation
   819,126 : 1,282,196 = 1,282,196 : x
2. Step 2: Convert to fraction form
   819,126/1,282,196 = 1,282,196/x
3. Step 3: Cross multiply
   819,126x = 1,282,196 × 1,282,196
4. Step 4: Simplify right side
   819,126x = 1,644,026,582,416
5. Step 5: Solve for x
   x = 1,644,026,582,416/819,126
6. Step 6: Final answer
   x = 2,007,049.69