Finding the Third Proportional to 8,196,300 and 13,169,256

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196,300 : 13,169,256 = 13,169,256 : x
2. Step 2: Convert to fraction form
   8,196,300/13,169,256 = 13,169,256/x
3. Step 3: Cross multiply
   8,196,300x = 13,169,256 × 13,169,256
4. Step 4: Simplify right side
   8,196,300x = 173,429,303,593,536
5. Step 5: Solve for x
   x = 173,429,303,593,536/8,196,300
6. Step 6: Final answer
   x = 21,159,462.63