Finding the Third Proportional to 31,045,993 and 65,308,982

Step by Step Solution

1. Step 1: Write the proportion equation
   31,045,993 : 65,308,982 = 65,308,982 : x
2. Step 2: Convert to fraction form
   31,045,993/65,308,982 = 65,308,982/x
3. Step 3: Cross multiply
   31,045,993x = 65,308,982 × 65,308,982
4. Step 4: Simplify right side
   31,045,993x = 4,265,263,129,876,324
5. Step 5: Solve for x
   x = 4,265,263,129,876,324/31,045,993
6. Step 6: Final answer
   x = 137,385,302.18