Finding the Third Proportional to 1,521,160 and 3,258,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,160 : 3,258,268 = 3,258,268 : x
2. Step 2: Convert to fraction form
   1,521,160/3,258,268 = 3,258,268/x
3. Step 3: Cross multiply
   1,521,160x = 3,258,268 × 3,258,268
4. Step 4: Simplify right side
   1,521,160x = 10,616,310,359,824
5. Step 5: Solve for x
   x = 10,616,310,359,824/1,521,160
6. Step 6: Final answer
   x = 6,979,088.56