Finding the Third Proportional to 3,258,216 and 7,157,466

Step by Step Solution

1. Step 1: Write the proportion equation
   3,258,216 : 7,157,466 = 7,157,466 : x
2. Step 2: Convert to fraction form
   3,258,216/7,157,466 = 7,157,466/x
3. Step 3: Cross multiply
   3,258,216x = 7,157,466 × 7,157,466
4. Step 4: Simplify right side
   3,258,216x = 51,229,319,541,156
5. Step 5: Solve for x
   x = 51,229,319,541,156/3,258,216
6. Step 6: Final answer
   x = 15,723,119.51