Finding the Third Proportional to 64,359,612 and 140,751,072

Step by Step Solution

1. Step 1: Write the proportion equation
   64,359,612 : 140,751,072 = 140,751,072 : x
2. Step 2: Convert to fraction form
   64,359,612/140,751,072 = 140,751,072/x
3. Step 3: Cross multiply
   64,359,612x = 140,751,072 × 140,751,072
4. Step 4: Simplify right side
   64,359,612x = 19,810,864,269,149,184
5. Step 5: Solve for x
   x = 19,810,864,269,149,184/64,359,612
6. Step 6: Final answer
   x = 307,815,160.06