Finding the Third Proportional to 3,776,021 and 8,266,188

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776,021 : 8,266,188 = 8,266,188 : x
2. Step 2: Convert to fraction form
   3,776,021/8,266,188 = 8,266,188/x
3. Step 3: Cross multiply
   3,776,021x = 8,266,188 × 8,266,188
4. Step 4: Simplify right side
   3,776,021x = 68,329,864,051,344
5. Step 5: Solve for x
   x = 68,329,864,051,344/3,776,021
6. Step 6: Final answer
   x = 18,095,732.00