Finding the Third Proportional to 152,592 and 331,454

Step by Step Solution

1. Step 1: Write the proportion equation
   152,592 : 331,454 = 331,454 : x
2. Step 2: Convert to fraction form
   152,592/331,454 = 331,454/x
3. Step 3: Cross multiply
   152,592x = 331,454 × 331,454
4. Step 4: Simplify right side
   152,592x = 109,861,754,116
5. Step 5: Solve for x
   x = 109,861,754,116/152,592
6. Step 6: Final answer
   x = 719,970.60