Finding the Third Proportional to 561,110 and 1,210,792

Step by Step Solution

1. Step 1: Write the proportion equation
   561,110 : 1,210,792 = 1,210,792 : x
2. Step 2: Convert to fraction form
   561,110/1,210,792 = 1,210,792/x
3. Step 3: Cross multiply
   561,110x = 1,210,792 × 1,210,792
4. Step 4: Simplify right side
   561,110x = 1,466,017,267,264
5. Step 5: Solve for x
   x = 1,466,017,267,264/561,110
6. Step 6: Final answer
   x = 2,612,709.21