Finding the Third Proportional to 2,430,822 and 5,238,429

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,822 : 5,238,429 = 5,238,429 : x
2. Step 2: Convert to fraction form
   2,430,822/5,238,429 = 5,238,429/x
3. Step 3: Cross multiply
   2,430,822x = 5,238,429 × 5,238,429
4. Step 4: Simplify right side
   2,430,822x = 27,441,138,388,041
5. Step 5: Solve for x
   x = 27,441,138,388,041/2,430,822
6. Step 6: Final answer
   x = 11,288,830.85