Finding the Third Proportional to 561,510 and 1,227,996

Step by Step Solution

1. Step 1: Write the proportion equation
   561,510 : 1,227,996 = 1,227,996 : x
2. Step 2: Convert to fraction form
   561,510/1,227,996 = 1,227,996/x
3. Step 3: Cross multiply
   561,510x = 1,227,996 × 1,227,996
4. Step 4: Simplify right side
   561,510x = 1,507,974,176,016
5. Step 5: Solve for x
   x = 1,507,974,176,016/561,510
6. Step 6: Final answer
   x = 2,685,569.58