Finding the Third Proportional to 30,752,426 and 67,773,172

Step by Step Solution

1. Step 1: Write the proportion equation
   30,752,426 : 67,773,172 = 67,773,172 : x
2. Step 2: Convert to fraction form
   30,752,426/67,773,172 = 67,773,172/x
3. Step 3: Cross multiply
   30,752,426x = 67,773,172 × 67,773,172
4. Step 4: Simplify right side
   30,752,426x = 4,593,202,842,941,584
5. Step 5: Solve for x
   x = 4,593,202,842,941,584/30,752,426
6. Step 6: Final answer
   x = 149,360,666.47