Finding the Third Proportional to 31,031,118 and 65,278,098

Step by Step Solution

1. Step 1: Write the proportion equation
   31,031,118 : 65,278,098 = 65,278,098 : x
2. Step 2: Convert to fraction form
   31,031,118/65,278,098 = 65,278,098/x
3. Step 3: Cross multiply
   31,031,118x = 65,278,098 × 65,278,098
4. Step 4: Simplify right side
   31,031,118x = 4,261,230,078,497,604
5. Step 5: Solve for x
   x = 4,261,230,078,497,604/31,031,118
6. Step 6: Final answer
   x = 137,321,190.89