Finding the Third Proportional to 3,459,591 and 7,430,697

Step by Step Solution

1. Step 1: Write the proportion equation
   3,459,591 : 7,430,697 = 7,430,697 : x
2. Step 2: Convert to fraction form
   3,459,591/7,430,697 = 7,430,697/x
3. Step 3: Cross multiply
   3,459,591x = 7,430,697 × 7,430,697
4. Step 4: Simplify right side
   3,459,591x = 55,215,257,905,809
5. Step 5: Solve for x
   x = 55,215,257,905,809/3,459,591
6. Step 6: Final answer
   x = 15,960,053.63