Finding the Third Proportional to 31,044,921 and 65,307,270

Step by Step Solution

1. Step 1: Write the proportion equation
   31,044,921 : 65,307,270 = 65,307,270 : x
2. Step 2: Convert to fraction form
   31,044,921/65,307,270 = 65,307,270/x
3. Step 3: Cross multiply
   31,044,921x = 65,307,270 × 65,307,270
4. Step 4: Simplify right side
   31,044,921x = 4,265,039,514,852,900
5. Step 5: Solve for x
   x = 4,265,039,514,852,900/31,044,921
6. Step 6: Final answer
   x = 137,382,843.23