Finding the Third Proportional to 31,861,709 and 49,200,055

Step by Step Solution

1. Step 1: Write the proportion equation
   31,861,709 : 49,200,055 = 49,200,055 : x
2. Step 2: Convert to fraction form
   31,861,709/49,200,055 = 49,200,055/x
3. Step 3: Cross multiply
   31,861,709x = 49,200,055 × 49,200,055
4. Step 4: Simplify right side
   31,861,709x = 2,420,645,412,003,025
5. Step 5: Solve for x
   x = 2,420,645,412,003,025/31,861,709
6. Step 6: Final answer
   x = 75,973,495.71