Finding the Third Proportional to 39,591,036 and 82,801,980

Step by Step Solution

1. Step 1: Write the proportion equation
   39,591,036 : 82,801,980 = 82,801,980 : x
2. Step 2: Convert to fraction form
   39,591,036/82,801,980 = 82,801,980/x
3. Step 3: Cross multiply
   39,591,036x = 82,801,980 × 82,801,980
4. Step 4: Simplify right side
   39,591,036x = 6,856,167,891,920,400
5. Step 5: Solve for x
   x = 6,856,167,891,920,400/39,591,036
6. Step 6: Final answer
   x = 173,174,753.29