Finding the Third Proportional to 152,548 and 329,274

Step by Step Solution

1. Step 1: Write the proportion equation
   152,548 : 329,274 = 329,274 : x
2. Step 2: Convert to fraction form
   152,548/329,274 = 329,274/x
3. Step 3: Cross multiply
   152,548x = 329,274 × 329,274
4. Step 4: Simplify right side
   152,548x = 108,421,367,076
5. Step 5: Solve for x
   x = 108,421,367,076/152,548
6. Step 6: Final answer
   x = 710,736.08