Finding the Third Proportional to 1,196,921 and 2,561,998

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196,921 : 2,561,998 = 2,561,998 : x
2. Step 2: Convert to fraction form
   1,196,921/2,561,998 = 2,561,998/x
3. Step 3: Cross multiply
   1,196,921x = 2,561,998 × 2,561,998
4. Step 4: Simplify right side
   1,196,921x = 6,563,833,752,004
5. Step 5: Solve for x
   x = 6,563,833,752,004/1,196,921
6. Step 6: Final answer
   x = 5,483,932.32