Finding the Third Proportional to 561,326 and 1,230,287

Step by Step Solution

1. Step 1: Write the proportion equation
   561,326 : 1,230,287 = 1,230,287 : x
2. Step 2: Convert to fraction form
   561,326/1,230,287 = 1,230,287/x
3. Step 3: Cross multiply
   561,326x = 1,230,287 × 1,230,287
4. Step 4: Simplify right side
   561,326x = 1,513,606,102,369
5. Step 5: Solve for x
   x = 1,513,606,102,369/561,326
6. Step 6: Final answer
   x = 2,696,483.15