Finding the Third Proportional to 741,448 and 1,618,814

Step by Step Solution

1. Step 1: Write the proportion equation
   741,448 : 1,618,814 = 1,618,814 : x
2. Step 2: Convert to fraction form
   741,448/1,618,814 = 1,618,814/x
3. Step 3: Cross multiply
   741,448x = 1,618,814 × 1,618,814
4. Step 4: Simplify right side
   741,448x = 2,620,558,766,596
5. Step 5: Solve for x
   x = 2,620,558,766,596/741,448
6. Step 6: Final answer
   x = 3,534,379.71