Finding the Third Proportional to 564,508 and 1,217,648

Step by Step Solution

1. Step 1: Write the proportion equation
   564,508 : 1,217,648 = 1,217,648 : x
2. Step 2: Convert to fraction form
   564,508/1,217,648 = 1,217,648/x
3. Step 3: Cross multiply
   564,508x = 1,217,648 × 1,217,648
4. Step 4: Simplify right side
   564,508x = 1,482,666,651,904
5. Step 5: Solve for x
   x = 1,482,666,651,904/564,508
6. Step 6: Final answer
   x = 2,626,475.89