Finding the Third Proportional to 3,983,168 and 8,740,352

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983,168 : 8,740,352 = 8,740,352 : x
2. Step 2: Convert to fraction form
   3,983,168/8,740,352 = 8,740,352/x
3. Step 3: Cross multiply
   3,983,168x = 8,740,352 × 8,740,352
4. Step 4: Simplify right side
   3,983,168x = 76,393,753,083,904
5. Step 5: Solve for x
   x = 76,393,753,083,904/3,983,168
6. Step 6: Final answer
   x = 19,179,144.11