Finding the Third Proportional to 657,616 and 1,436,992

Step by Step Solution

1. Step 1: Write the proportion equation
   657,616 : 1,436,992 = 1,436,992 : x
2. Step 2: Convert to fraction form
   657,616/1,436,992 = 1,436,992/x
3. Step 3: Cross multiply
   657,616x = 1,436,992 × 1,436,992
4. Step 4: Simplify right side
   657,616x = 2,064,946,008,064
5. Step 5: Solve for x
   x = 2,064,946,008,064/657,616
6. Step 6: Final answer
   x = 3,140,048.31