Finding the Third Proportional to 34,681,189 and 72,231,535

Step by Step Solution

1. Step 1: Write the proportion equation
   34,681,189 : 72,231,535 = 72,231,535 : x
2. Step 2: Convert to fraction form
   34,681,189/72,231,535 = 72,231,535/x
3. Step 3: Cross multiply
   34,681,189x = 72,231,535 × 72,231,535
4. Step 4: Simplify right side
   34,681,189x = 5,217,394,648,456,225
5. Step 5: Solve for x
   x = 5,217,394,648,456,225/34,681,189
6. Step 6: Final answer
   x = 150,438,747.89