Finding the Third Proportional to 31,052,172 and 67,382,304

Step by Step Solution

1. Step 1: Write the proportion equation
   31,052,172 : 67,382,304 = 67,382,304 : x
2. Step 2: Convert to fraction form
   31,052,172/67,382,304 = 67,382,304/x
3. Step 3: Cross multiply
   31,052,172x = 67,382,304 × 67,382,304
4. Step 4: Simplify right side
   31,052,172x = 4,540,374,892,348,416
5. Step 5: Solve for x
   x = 4,540,374,892,348,416/31,052,172
6. Step 6: Final answer
   x = 146,217,626.66