Finding the Third Proportional to 65,083,019 and 142,669,846

Step by Step Solution

1. Step 1: Write the proportion equation
   65,083,019 : 142,669,846 = 142,669,846 : x
2. Step 2: Convert to fraction form
   65,083,019/142,669,846 = 142,669,846/x
3. Step 3: Cross multiply
   65,083,019x = 142,669,846 × 142,669,846
4. Step 4: Simplify right side
   65,083,019x = 20,354,684,957,663,716
5. Step 5: Solve for x
   x = 20,354,684,957,663,716/65,083,019
6. Step 6: Final answer
   x = 312,749,550.81