Finding the Third Proportional to 3,419,030 and 7,312,396

Step by Step Solution

1. Step 1: Write the proportion equation
   3,419,030 : 7,312,396 = 7,312,396 : x
2. Step 2: Convert to fraction form
   3,419,030/7,312,396 = 7,312,396/x
3. Step 3: Cross multiply
   3,419,030x = 7,312,396 × 7,312,396
4. Step 4: Simplify right side
   3,419,030x = 53,471,135,260,816
5. Step 5: Solve for x
   x = 53,471,135,260,816/3,419,030
6. Step 6: Final answer
   x = 15,639,270.57