Finding the Third Proportional to 756,448 and 1,619,928

Step by Step Solution

1. Step 1: Write the proportion equation
   756,448 : 1,619,928 = 1,619,928 : x
2. Step 2: Convert to fraction form
   756,448/1,619,928 = 1,619,928/x
3. Step 3: Cross multiply
   756,448x = 1,619,928 × 1,619,928
4. Step 4: Simplify right side
   756,448x = 2,624,166,725,184
5. Step 5: Solve for x
   x = 2,624,166,725,184/756,448
6. Step 6: Final answer
   x = 3,469,064.27