Finding the Third Proportional to 3,955,584 and 8,616,192

Step by Step Solution

1. Step 1: Write the proportion equation
   3,955,584 : 8,616,192 = 8,616,192 : x
2. Step 2: Convert to fraction form
   3,955,584/8,616,192 = 8,616,192/x
3. Step 3: Cross multiply
   3,955,584x = 8,616,192 × 8,616,192
4. Step 4: Simplify right side
   3,955,584x = 74,238,764,580,864
5. Step 5: Solve for x
   x = 74,238,764,580,864/3,955,584
6. Step 6: Final answer
   x = 18,768,092.04