Finding the Third Proportional to 1,615,365 and 3,524,109

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615,365 : 3,524,109 = 3,524,109 : x
2. Step 2: Convert to fraction form
   1,615,365/3,524,109 = 3,524,109/x
3. Step 3: Cross multiply
   1,615,365x = 3,524,109 × 3,524,109
4. Step 4: Simplify right side
   1,615,365x = 12,419,344,243,881
5. Step 5: Solve for x
   x = 12,419,344,243,881/1,615,365
6. Step 6: Final answer
   x = 7,688,258.84