Finding the Third Proportional to 12,217,321 and 17,952,007

Step by Step Solution

1. Step 1: Write the proportion equation
   12,217,321 : 17,952,007 = 17,952,007 : x
2. Step 2: Convert to fraction form
   12,217,321/17,952,007 = 17,952,007/x
3. Step 3: Cross multiply
   12,217,321x = 17,952,007 × 17,952,007
4. Step 4: Simplify right side
   12,217,321x = 322,274,555,328,049
5. Step 5: Solve for x
   x = 322,274,555,328,049/12,217,321
6. Step 6: Final answer
   x = 26,378,496.18