Finding the Third Proportional to 67,027,950 and 144,636,966

Step by Step Solution

1. Step 1: Write the proportion equation
   67,027,950 : 144,636,966 = 144,636,966 : x
2. Step 2: Convert to fraction form
   67,027,950/144,636,966 = 144,636,966/x
3. Step 3: Cross multiply
   67,027,950x = 144,636,966 × 144,636,966
4. Step 4: Simplify right side
   67,027,950x = 20,919,851,933,685,156
5. Step 5: Solve for x
   x = 20,919,851,933,685,156/67,027,950
6. Step 6: Final answer
   x = 312,106,396.42