Finding the Third Proportional to 160,981.50 and 349,665

Step by Step Solution

1. Step 1: Write the proportion equation
   160,981.50 : 349,665 = 349,665 : x
2. Step 2: Convert to fraction form
   160,981.50/349,665 = 349,665/x
3. Step 3: Cross multiply
   160,981.50x = 349,665 × 349,665
4. Step 4: Simplify right side
   160,981.50x = 122,265,612,225
5. Step 5: Solve for x
   x = 122,265,612,225/160,981.50
6. Step 6: Final answer
   x = 759,501.01