Finding the Third Proportional to 1,008,498 and 2,169,921

Step by Step Solution

1. Step 1: Write the proportion equation
   1,008,498 : 2,169,921 = 2,169,921 : x
2. Step 2: Convert to fraction form
   1,008,498/2,169,921 = 2,169,921/x
3. Step 3: Cross multiply
   1,008,498x = 2,169,921 × 2,169,921
4. Step 4: Simplify right side
   1,008,498x = 4,708,557,146,241
5. Step 5: Solve for x
   x = 4,708,557,146,241/1,008,498
6. Step 6: Final answer
   x = 4,668,881.00