Finding the Third Proportional to 1,242,446 and 2,661,964

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,446 : 2,661,964 = 2,661,964 : x
2. Step 2: Convert to fraction form
   1,242,446/2,661,964 = 2,661,964/x
3. Step 3: Cross multiply
   1,242,446x = 2,661,964 × 2,661,964
4. Step 4: Simplify right side
   1,242,446x = 7,086,052,337,296
5. Step 5: Solve for x
   x = 7,086,052,337,296/1,242,446
6. Step 6: Final answer
   x = 5,703,308.10