Finding the Third Proportional to 3,564,963 and 7,783,137

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,963 : 7,783,137 = 7,783,137 : x
2. Step 2: Convert to fraction form
   3,564,963/7,783,137 = 7,783,137/x
3. Step 3: Cross multiply
   3,564,963x = 7,783,137 × 7,783,137
4. Step 4: Simplify right side
   3,564,963x = 60,577,221,560,769
5. Step 5: Solve for x
   x = 60,577,221,560,769/3,564,963
6. Step 6: Final answer
   x = 16,992,384.37