Finding the Third Proportional to 151,401.50 and 328,560

Step by Step Solution

1. Step 1: Write the proportion equation
   151,401.50 : 328,560 = 328,560 : x
2. Step 2: Convert to fraction form
   151,401.50/328,560 = 328,560/x
3. Step 3: Cross multiply
   151,401.50x = 328,560 × 328,560
4. Step 4: Simplify right side
   151,401.50x = 107,951,673,600
5. Step 5: Solve for x
   x = 107,951,673,600/151,401.50
6. Step 6: Final answer
   x = 713,015.88