Finding the Third Proportional to 621,354 and 1,359,004

Step by Step Solution

1. Step 1: Write the proportion equation
   621,354 : 1,359,004 = 1,359,004 : x
2. Step 2: Convert to fraction form
   621,354/1,359,004 = 1,359,004/x
3. Step 3: Cross multiply
   621,354x = 1,359,004 × 1,359,004
4. Step 4: Simplify right side
   621,354x = 1,846,891,872,016
5. Step 5: Solve for x
   x = 1,846,891,872,016/621,354
6. Step 6: Final answer
   x = 2,972,366.59