Finding the Third Proportional to 151,142.25 and 329,916

Step by Step Solution

1. Step 1: Write the proportion equation
   151,142.25 : 329,916 = 329,916 : x
2. Step 2: Convert to fraction form
   151,142.25/329,916 = 329,916/x
3. Step 3: Cross multiply
   151,142.25x = 329,916 × 329,916
4. Step 4: Simplify right side
   151,142.25x = 108,844,567,056
5. Step 5: Solve for x
   x = 108,844,567,056/151,142.25
6. Step 6: Final answer
   x = 720,146.53