Finding the Third Proportional to 3,840,980 and 8,277,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,840,980 : 8,277,434 = 8,277,434 : x
2. Step 2: Convert to fraction form
   3,840,980/8,277,434 = 8,277,434/x
3. Step 3: Cross multiply
   3,840,980x = 8,277,434 × 8,277,434
4. Step 4: Simplify right side
   3,840,980x = 68,515,913,624,356
5. Step 5: Solve for x
   x = 68,515,913,624,356/3,840,980
6. Step 6: Final answer
   x = 17,838,133.40