Finding the Third Proportional to 3,857,691 and 8,296,030

Step by Step Solution

1. Step 1: Write the proportion equation
   3,857,691 : 8,296,030 = 8,296,030 : x
2. Step 2: Convert to fraction form
   3,857,691/8,296,030 = 8,296,030/x
3. Step 3: Cross multiply
   3,857,691x = 8,296,030 × 8,296,030
4. Step 4: Simplify right side
   3,857,691x = 68,824,113,760,900
5. Step 5: Solve for x
   x = 68,824,113,760,900/3,857,691
6. Step 6: Final answer
   x = 17,840,753.38