Finding the Third Proportional to 741,456 and 1,618,830

Step by Step Solution

1. Step 1: Write the proportion equation
   741,456 : 1,618,830 = 1,618,830 : x
2. Step 2: Convert to fraction form
   741,456/1,618,830 = 1,618,830/x
3. Step 3: Cross multiply
   741,456x = 1,618,830 × 1,618,830
4. Step 4: Simplify right side
   741,456x = 2,620,610,568,900
5. Step 5: Solve for x
   x = 2,620,610,568,900/741,456
6. Step 6: Final answer
   x = 3,534,411.44