Finding the Third Proportional to 1,112,166 and 2,428,209

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,166 : 2,428,209 = 2,428,209 : x
2. Step 2: Convert to fraction form
   1,112,166/2,428,209 = 2,428,209/x
3. Step 3: Cross multiply
   1,112,166x = 2,428,209 × 2,428,209
4. Step 4: Simplify right side
   1,112,166x = 5,896,198,947,681
5. Step 5: Solve for x
   x = 5,896,198,947,681/1,112,166
6. Step 6: Final answer
   x = 5,301,545.77