Finding the Third Proportional to 208,149.75 and 445,815

Step by Step Solution

1. Step 1: Write the proportion equation
   208,149.75 : 445,815 = 445,815 : x
2. Step 2: Convert to fraction form
   208,149.75/445,815 = 445,815/x
3. Step 3: Cross multiply
   208,149.75x = 445,815 × 445,815
4. Step 4: Simplify right side
   208,149.75x = 198,751,014,225
5. Step 5: Solve for x
   x = 198,751,014,225/208,149.75
6. Step 6: Final answer
   x = 954,846.28