Finding the Third Proportional to 3,316,508 and 7,031,578

Step by Step Solution

1. Step 1: Write the proportion equation
   3,316,508 : 7,031,578 = 7,031,578 : x
2. Step 2: Convert to fraction form
   3,316,508/7,031,578 = 7,031,578/x
3. Step 3: Cross multiply
   3,316,508x = 7,031,578 × 7,031,578
4. Step 4: Simplify right side
   3,316,508x = 49,443,089,170,084
5. Step 5: Solve for x
   x = 49,443,089,170,084/3,316,508
6. Step 6: Final answer
   x = 14,908,177.27