Finding the Third Proportional to 623,061 and 1,361,439

Step by Step Solution

1. Step 1: Write the proportion equation
   623,061 : 1,361,439 = 1,361,439 : x
2. Step 2: Convert to fraction form
   623,061/1,361,439 = 1,361,439/x
3. Step 3: Cross multiply
   623,061x = 1,361,439 × 1,361,439
4. Step 4: Simplify right side
   623,061x = 1,853,516,150,721
5. Step 5: Solve for x
   x = 1,853,516,150,721/623,061
6. Step 6: Final answer
   x = 2,974,855.03