Finding the Third Proportional to 1,624,921 and 3,521,029

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624,921 : 3,521,029 = 3,521,029 : x
2. Step 2: Convert to fraction form
   1,624,921/3,521,029 = 3,521,029/x
3. Step 3: Cross multiply
   1,624,921x = 3,521,029 × 3,521,029
4. Step 4: Simplify right side
   1,624,921x = 12,397,645,218,841
5. Step 5: Solve for x
   x = 12,397,645,218,841/1,624,921
6. Step 6: Final answer
   x = 7,629,691.06