Finding the Third Proportional to 756,449 and 1,619,930

Step by Step Solution

1. Step 1: Write the proportion equation
   756,449 : 1,619,930 = 1,619,930 : x
2. Step 2: Convert to fraction form
   756,449/1,619,930 = 1,619,930/x
3. Step 3: Cross multiply
   756,449x = 1,619,930 × 1,619,930
4. Step 4: Simplify right side
   756,449x = 2,624,173,204,900
5. Step 5: Solve for x
   x = 2,624,173,204,900/756,449
6. Step 6: Final answer
   x = 3,469,068.25