Finding the Third Proportional to 563,994 and 1,221,462

Step by Step Solution

1. Step 1: Write the proportion equation
   563,994 : 1,221,462 = 1,221,462 : x
2. Step 2: Convert to fraction form
   563,994/1,221,462 = 1,221,462/x
3. Step 3: Cross multiply
   563,994x = 1,221,462 × 1,221,462
4. Step 4: Simplify right side
   563,994x = 1,491,969,417,444
5. Step 5: Solve for x
   x = 1,491,969,417,444/563,994
6. Step 6: Final answer
   x = 2,645,363.99