Finding the Third Proportional to 1,205,600 and 1,641,822

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,600 : 1,641,822 = 1,641,822 : x
2. Step 2: Convert to fraction form
   1,205,600/1,641,822 = 1,641,822/x
3. Step 3: Cross multiply
   1,205,600x = 1,641,822 × 1,641,822
4. Step 4: Simplify right side
   1,205,600x = 2,695,579,479,684
5. Step 5: Solve for x
   x = 2,695,579,479,684/1,205,600
6. Step 6: Final answer
   x = 2,235,882.12