Finding the Third Proportional to 41,997,317 and 64,786,886

Step by Step Solution

1. Step 1: Write the proportion equation
   41,997,317 : 64,786,886 = 64,786,886 : x
2. Step 2: Convert to fraction form
   41,997,317/64,786,886 = 64,786,886/x
3. Step 3: Cross multiply
   41,997,317x = 64,786,886 × 64,786,886
4. Step 4: Simplify right side
   41,997,317x = 4,197,340,597,576,996
5. Step 5: Solve for x
   x = 4,197,340,597,576,996/41,997,317
6. Step 6: Final answer
   x = 99,943,065.35