Finding the Third Proportional to 4,124,424 and 6,239,720

Step by Step Solution

1. Step 1: Write the proportion equation
   4,124,424 : 6,239,720 = 6,239,720 : x
2. Step 2: Convert to fraction form
   4,124,424/6,239,720 = 6,239,720/x
3. Step 3: Cross multiply
   4,124,424x = 6,239,720 × 6,239,720
4. Step 4: Simplify right side
   4,124,424x = 38,934,105,678,400
5. Step 5: Solve for x
   x = 38,934,105,678,400/4,124,424
6. Step 6: Final answer
   x = 9,439,889.23