Finding the Third Proportional to 3,260,412 and 7,150,680

Step by Step Solution

1. Step 1: Write the proportion equation
   3,260,412 : 7,150,680 = 7,150,680 : x
2. Step 2: Convert to fraction form
   3,260,412/7,150,680 = 7,150,680/x
3. Step 3: Cross multiply
   3,260,412x = 7,150,680 × 7,150,680
4. Step 4: Simplify right side
   3,260,412x = 51,132,224,462,400
5. Step 5: Solve for x
   x = 51,132,224,462,400/3,260,412
6. Step 6: Final answer
   x = 15,682,749.44