Finding the Third Proportional to 65,083,016 and 142,669,840

Step by Step Solution

1. Step 1: Write the proportion equation
   65,083,016 : 142,669,840 = 142,669,840 : x
2. Step 2: Convert to fraction form
   65,083,016/142,669,840 = 142,669,840/x
3. Step 3: Cross multiply
   65,083,016x = 142,669,840 × 142,669,840
4. Step 4: Simplify right side
   65,083,016x = 20,354,683,245,625,600
5. Step 5: Solve for x
   x = 20,354,683,245,625,600/65,083,016
6. Step 6: Final answer
   x = 312,749,538.92