Finding the Third Proportional to 1,590,660 and 3,365,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,660 : 3,365,564 = 3,365,564 : x
2. Step 2: Convert to fraction form
   1,590,660/3,365,564 = 3,365,564/x
3. Step 3: Cross multiply
   1,590,660x = 3,365,564 × 3,365,564
4. Step 4: Simplify right side
   1,590,660x = 11,327,021,038,096
5. Step 5: Solve for x
   x = 11,327,021,038,096/1,590,660
6. Step 6: Final answer
   x = 7,120,956.73