Finding the Third Proportional to 160,756.50 and 353,238

Step by Step Solution

1. Step 1: Write the proportion equation
   160,756.50 : 353,238 = 353,238 : x
2. Step 2: Convert to fraction form
   160,756.50/353,238 = 353,238/x
3. Step 3: Cross multiply
   160,756.50x = 353,238 × 353,238
4. Step 4: Simplify right side
   160,756.50x = 124,777,084,644
5. Step 5: Solve for x
   x = 124,777,084,644/160,756.50
6. Step 6: Final answer
   x = 776,186.87