Finding the Third Proportional to 1,689,915 and 3,757,658

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,915 : 3,757,658 = 3,757,658 : x
2. Step 2: Convert to fraction form
   1,689,915/3,757,658 = 3,757,658/x
3. Step 3: Cross multiply
   1,689,915x = 3,757,658 × 3,757,658
4. Step 4: Simplify right side
   1,689,915x = 14,119,993,644,964
5. Step 5: Solve for x
   x = 14,119,993,644,964/1,689,915
6. Step 6: Final answer
   x = 8,355,446.07