Finding the Third Proportional to 152,931 and 329,298

Step by Step Solution

1. Step 1: Write the proportion equation
   152,931 : 329,298 = 329,298 : x
2. Step 2: Convert to fraction form
   152,931/329,298 = 329,298/x
3. Step 3: Cross multiply
   152,931x = 329,298 × 329,298
4. Step 4: Simplify right side
   152,931x = 108,437,172,804
5. Step 5: Solve for x
   x = 108,437,172,804/152,931
6. Step 6: Final answer
   x = 709,059.46