Finding the Third Proportional to 151,963.50 and 329,685

Step by Step Solution

1. Step 1: Write the proportion equation
   151,963.50 : 329,685 = 329,685 : x
2. Step 2: Convert to fraction form
   151,963.50/329,685 = 329,685/x
3. Step 3: Cross multiply
   151,963.50x = 329,685 × 329,685
4. Step 4: Simplify right side
   151,963.50x = 108,692,199,225
5. Step 5: Solve for x
   x = 108,692,199,225/151,963.50
6. Step 6: Final answer
   x = 715,252.01