Finding the Third Proportional to 3,316,502 and 7,140,388

Step by Step Solution

1. Step 1: Write the proportion equation
   3,316,502 : 7,140,388 = 7,140,388 : x
2. Step 2: Convert to fraction form
   3,316,502/7,140,388 = 7,140,388/x
3. Step 3: Cross multiply
   3,316,502x = 7,140,388 × 7,140,388
4. Step 4: Simplify right side
   3,316,502x = 50,985,140,790,544
5. Step 5: Solve for x
   x = 50,985,140,790,544/3,316,502
6. Step 6: Final answer
   x = 15,373,167.51