Finding the Third Proportional to 8,243,307 and 17,621,045

Step by Step Solution

1. Step 1: Write the proportion equation
   8,243,307 : 17,621,045 = 17,621,045 : x
2. Step 2: Convert to fraction form
   8,243,307/17,621,045 = 17,621,045/x
3. Step 3: Cross multiply
   8,243,307x = 17,621,045 × 17,621,045
4. Step 4: Simplify right side
   8,243,307x = 310,501,226,892,025
5. Step 5: Solve for x
   x = 310,501,226,892,025/8,243,307
6. Step 6: Final answer
   x = 37,667,070.62