Finding the Third Proportional to 3,258,210 and 7,157,454

Step by Step Solution

1. Step 1: Write the proportion equation
   3,258,210 : 7,157,454 = 7,157,454 : x
2. Step 2: Convert to fraction form
   3,258,210/7,157,454 = 7,157,454/x
3. Step 3: Cross multiply
   3,258,210x = 7,157,454 × 7,157,454
4. Step 4: Simplify right side
   3,258,210x = 51,229,147,762,116
5. Step 5: Solve for x
   x = 51,229,147,762,116/3,258,210
6. Step 6: Final answer
   x = 15,723,095.74