Finding the Third Proportional to 151,192 and 328,144

Step by Step Solution

1. Step 1: Write the proportion equation
   151,192 : 328,144 = 328,144 : x
2. Step 2: Convert to fraction form
   151,192/328,144 = 328,144/x
3. Step 3: Cross multiply
   151,192x = 328,144 × 328,144
4. Step 4: Simplify right side
   151,192x = 107,678,484,736
5. Step 5: Solve for x
   x = 107,678,484,736/151,192
6. Step 6: Final answer
   x = 712,196.97