Finding the Third Proportional to 3,238,912 and 4,613,872

Step by Step Solution

1. Step 1: Write the proportion equation
   3,238,912 : 4,613,872 = 4,613,872 : x
2. Step 2: Convert to fraction form
   3,238,912/4,613,872 = 4,613,872/x
3. Step 3: Cross multiply
   3,238,912x = 4,613,872 × 4,613,872
4. Step 4: Simplify right side
   3,238,912x = 21,287,814,832,384
5. Step 5: Solve for x
   x = 21,287,814,832,384/3,238,912
6. Step 6: Final answer
   x = 6,572,520.29