Finding the Third Proportional to 146,665.69 and 353,208.94

Step by Step Solution

1. Step 1: Write the proportion equation
   146,665.69 : 353,208.94 = 353,208.94 : x
2. Step 2: Convert to fraction form
   146,665.69/353,208.94 = 353,208.94/x
3. Step 3: Cross multiply
   146,665.69x = 353,208.94 × 353,208.94
4. Step 4: Simplify right side
   146,665.69x = 124,756,553,529.88
5. Step 5: Solve for x
   x = 124,756,553,529.88/146,665.69
6. Step 6: Final answer
   x = 850,618.54