Finding the Third Proportional to 1,301,598 and 2,666,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301,598 : 2,666,616 = 2,666,616 : x
2. Step 2: Convert to fraction form
   1,301,598/2,666,616 = 2,666,616/x
3. Step 3: Cross multiply
   1,301,598x = 2,666,616 × 2,666,616
4. Step 4: Simplify right side
   1,301,598x = 7,110,840,891,456
5. Step 5: Solve for x
   x = 7,110,840,891,456/1,301,598
6. Step 6: Final answer
   x = 5,463,162.12