Finding the Third Proportional to 31,367,216 and 67,945,464

Step by Step Solution

1. Step 1: Write the proportion equation
   31,367,216 : 67,945,464 = 67,945,464 : x
2. Step 2: Convert to fraction form
   31,367,216/67,945,464 = 67,945,464/x
3. Step 3: Cross multiply
   31,367,216x = 67,945,464 × 67,945,464
4. Step 4: Simplify right side
   31,367,216x = 4,616,586,078,175,296
5. Step 5: Solve for x
   x = 4,616,586,078,175,296/31,367,216
6. Step 6: Final answer
   x = 147,178,700.15