Finding the Third Proportional to 1,221,650 and 1,864,065

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,650 : 1,864,065 = 1,864,065 : x
2. Step 2: Convert to fraction form
   1,221,650/1,864,065 = 1,864,065/x
3. Step 3: Cross multiply
   1,221,650x = 1,864,065 × 1,864,065
4. Step 4: Simplify right side
   1,221,650x = 3,474,738,324,225
5. Step 5: Solve for x
   x = 3,474,738,324,225/1,221,650
6. Step 6: Final answer
   x = 2,844,299.37