Finding the Third Proportional to 662,746 and 1,431,404

Step by Step Solution

1. Step 1: Write the proportion equation
   662,746 : 1,431,404 = 1,431,404 : x
2. Step 2: Convert to fraction form
   662,746/1,431,404 = 1,431,404/x
3. Step 3: Cross multiply
   662,746x = 1,431,404 × 1,431,404
4. Step 4: Simplify right side
   662,746x = 2,048,917,411,216
5. Step 5: Solve for x
   x = 2,048,917,411,216/662,746
6. Step 6: Final answer
   x = 3,091,557.57