Finding the Third Proportional to 553,162 and 1,222,802

Step by Step Solution

1. Step 1: Write the proportion equation
   553,162 : 1,222,802 = 1,222,802 : x
2. Step 2: Convert to fraction form
   553,162/1,222,802 = 1,222,802/x
3. Step 3: Cross multiply
   553,162x = 1,222,802 × 1,222,802
4. Step 4: Simplify right side
   553,162x = 1,495,244,731,204
5. Step 5: Solve for x
   x = 1,495,244,731,204/553,162
6. Step 6: Final answer
   x = 2,703,086.49