Finding the Third Proportional to 563,346 and 1,215,162

Step by Step Solution

1. Step 1: Write the proportion equation
   563,346 : 1,215,162 = 1,215,162 : x
2. Step 2: Convert to fraction form
   563,346/1,215,162 = 1,215,162/x
3. Step 3: Cross multiply
   563,346x = 1,215,162 × 1,215,162
4. Step 4: Simplify right side
   563,346x = 1,476,618,686,244
5. Step 5: Solve for x
   x = 1,476,618,686,244/563,346
6. Step 6: Final answer
   x = 2,621,157.67