Finding the Third Proportional to 3,240,900 and 7,064,964

Step by Step Solution

1. Step 1: Write the proportion equation
   3,240,900 : 7,064,964 = 7,064,964 : x
2. Step 2: Convert to fraction form
   3,240,900/7,064,964 = 7,064,964/x
3. Step 3: Cross multiply
   3,240,900x = 7,064,964 × 7,064,964
4. Step 4: Simplify right side
   3,240,900x = 49,913,716,321,296
5. Step 5: Solve for x
   x = 49,913,716,321,296/3,240,900
6. Step 6: Final answer
   x = 15,401,189.89