Finding the Third Proportional to 41,904,891 and 64,651,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,904,891 : 64,651,648.50 = 64,651,648.50 : x
2. Step 2: Convert to fraction form
   41,904,891/64,651,648.50 = 64,651,648.50/x
3. Step 3: Cross multiply
   41,904,891x = 64,651,648.50 × 64,651,648.50
4. Step 4: Simplify right side
   41,904,891x = 4,179,835,653,767,552
5. Step 5: Solve for x
   x = 4,179,835,653,767,552/41,904,891
6. Step 6: Final answer
   x = 99,745,770.82