Finding the Third Proportional to 13,965,291 and 21,674,142

Step by Step Solution

1. Step 1: Write the proportion equation
   13,965,291 : 21,674,142 = 21,674,142 : x
2. Step 2: Convert to fraction form
   13,965,291/21,674,142 = 21,674,142/x
3. Step 3: Cross multiply
   13,965,291x = 21,674,142 × 21,674,142
4. Step 4: Simplify right side
   13,965,291x = 469,768,431,436,164
5. Step 5: Solve for x
   x = 469,768,431,436,164/13,965,291
6. Step 6: Final answer
   x = 33,638,284.48