Finding the Third Proportional to 151,584 and 329,712

Step by Step Solution

1. Step 1: Write the proportion equation
   151,584 : 329,712 = 329,712 : x
2. Step 2: Convert to fraction form
   151,584/329,712 = 329,712/x
3. Step 3: Cross multiply
   151,584x = 329,712 × 329,712
4. Step 4: Simplify right side
   151,584x = 108,710,002,944
5. Step 5: Solve for x
   x = 108,710,002,944/151,584
6. Step 6: Final answer
   x = 717,160.14