Finding the Third Proportional to 40,449.94 and 63,315.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,449.94 : 63,315.56 = 63,315.56 : x
2. Step 2: Convert to fraction form
   40,449.94/63,315.56 = 63,315.56/x
3. Step 3: Cross multiply
   40,449.94x = 63,315.56 × 63,315.56
4. Step 4: Simplify right side
   40,449.94x = 4,008,860,454.69
5. Step 5: Solve for x
   x = 4,008,860,454.69/40,449.94
6. Step 6: Final answer
   x = 99,106.72