Finding the Third Proportional to 1,624,920 and 3,521,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624,920 : 3,521,028 = 3,521,028 : x
2. Step 2: Convert to fraction form
   1,624,920/3,521,028 = 3,521,028/x
3. Step 3: Cross multiply
   1,624,920x = 3,521,028 × 3,521,028
4. Step 4: Simplify right side
   1,624,920x = 12,397,638,176,784
5. Step 5: Solve for x
   x = 12,397,638,176,784/1,624,920
6. Step 6: Final answer
   x = 7,629,691.42