Finding the Third Proportional to 3,457,234 and 7,468,399

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,234 : 7,468,399 = 7,468,399 : x
2. Step 2: Convert to fraction form
   3,457,234/7,468,399 = 7,468,399/x
3. Step 3: Cross multiply
   3,457,234x = 7,468,399 × 7,468,399
4. Step 4: Simplify right side
   3,457,234x = 55,776,983,623,201
5. Step 5: Solve for x
   x = 55,776,983,623,201/3,457,234
6. Step 6: Final answer
   x = 16,133,412.90