Finding the Third Proportional to 1,016,604 and 2,190,663

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016,604 : 2,190,663 = 2,190,663 : x
2. Step 2: Convert to fraction form
   1,016,604/2,190,663 = 2,190,663/x
3. Step 3: Cross multiply
   1,016,604x = 2,190,663 × 2,190,663
4. Step 4: Simplify right side
   1,016,604x = 4,799,004,379,569
5. Step 5: Solve for x
   x = 4,799,004,379,569/1,016,604
6. Step 6: Final answer
   x = 4,720,623.15