Finding the Third Proportional to 1,521,162 and 3,258,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,162 : 3,258,272 = 3,258,272 : x
2. Step 2: Convert to fraction form
   1,521,162/3,258,272 = 3,258,272/x
3. Step 3: Cross multiply
   1,521,162x = 3,258,272 × 3,258,272
4. Step 4: Simplify right side
   1,521,162x = 10,616,336,425,984
5. Step 5: Solve for x
   x = 10,616,336,425,984/1,521,162
6. Step 6: Final answer
   x = 6,979,096.52