Finding the Third Proportional to 1,521,174 and 3,258,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,174 : 3,258,288 = 3,258,288 : x
2. Step 2: Convert to fraction form
   1,521,174/3,258,288 = 3,258,288/x
3. Step 3: Cross multiply
   1,521,174x = 3,258,288 × 3,258,288
4. Step 4: Simplify right side
   1,521,174x = 10,616,440,690,944
5. Step 5: Solve for x
   x = 10,616,440,690,944/1,521,174
6. Step 6: Final answer
   x = 6,979,110.01