Finding the Third Proportional to 65,435,598 and 141,776,538

Step by Step Solution

1. Step 1: Write the proportion equation
   65,435,598 : 141,776,538 = 141,776,538 : x
2. Step 2: Convert to fraction form
   65,435,598/141,776,538 = 141,776,538/x
3. Step 3: Cross multiply
   65,435,598x = 141,776,538 × 141,776,538
4. Step 4: Simplify right side
   65,435,598x = 20,100,586,727,265,444
5. Step 5: Solve for x
   x = 20,100,586,727,265,444/65,435,598
6. Step 6: Final answer
   x = 307,181,218.51