Finding the Third Proportional to 64,025,966 and 137,762,648

Step by Step Solution

1. Step 1: Write the proportion equation
   64,025,966 : 137,762,648 = 137,762,648 : x
2. Step 2: Convert to fraction form
   64,025,966/137,762,648 = 137,762,648/x
3. Step 3: Cross multiply
   64,025,966x = 137,762,648 × 137,762,648
4. Step 4: Simplify right side
   64,025,966x = 18,978,547,183,971,904
5. Step 5: Solve for x
   x = 18,978,547,183,971,904/64,025,966
6. Step 6: Final answer
   x = 296,419,536.79