Finding the Third Proportional to 1,665,330 and 3,929,937

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,330 : 3,929,937 = 3,929,937 : x
2. Step 2: Convert to fraction form
   1,665,330/3,929,937 = 3,929,937/x
3. Step 3: Cross multiply
   1,665,330x = 3,929,937 × 3,929,937
4. Step 4: Simplify right side
   1,665,330x = 15,444,404,823,969
5. Step 5: Solve for x
   x = 15,444,404,823,969/1,665,330
6. Step 6: Final answer
   x = 9,274,080.71