Finding the Third Proportional to 4,066,106 and 5,420,730

Step by Step Solution

1. Step 1: Write the proportion equation
   4,066,106 : 5,420,730 = 5,420,730 : x
2. Step 2: Convert to fraction form
   4,066,106/5,420,730 = 5,420,730/x
3. Step 3: Cross multiply
   4,066,106x = 5,420,730 × 5,420,730
4. Step 4: Simplify right side
   4,066,106x = 29,384,313,732,900
5. Step 5: Solve for x
   x = 29,384,313,732,900/4,066,106
6. Step 6: Final answer
   x = 7,226,647.25