Finding the Third Proportional to 31,275,534 and 65,139,719

Step by Step Solution

1. Step 1: Write the proportion equation
   31,275,534 : 65,139,719 = 65,139,719 : x
2. Step 2: Convert to fraction form
   31,275,534/65,139,719 = 65,139,719/x
3. Step 3: Cross multiply
   31,275,534x = 65,139,719 × 65,139,719
4. Step 4: Simplify right side
   31,275,534x = 4,243,182,991,398,961
5. Step 5: Solve for x
   x = 4,243,182,991,398,961/31,275,534
6. Step 6: Final answer
   x = 135,671,000.58