Finding the Third Proportional to 3,880,741 and 8,163,634

Step by Step Solution

1. Step 1: Write the proportion equation
   3,880,741 : 8,163,634 = 8,163,634 : x
2. Step 2: Convert to fraction form
   3,880,741/8,163,634 = 8,163,634/x
3. Step 3: Cross multiply
   3,880,741x = 8,163,634 × 8,163,634
4. Step 4: Simplify right side
   3,880,741x = 66,644,920,085,956
5. Step 5: Solve for x
   x = 66,644,920,085,956/3,880,741
6. Step 6: Final answer
   x = 17,173,246.06