Finding the Third Proportional to 152,552 and 328,063

Step by Step Solution

1. Step 1: Write the proportion equation
   152,552 : 328,063 = 328,063 : x
2. Step 2: Convert to fraction form
   152,552/328,063 = 328,063/x
3. Step 3: Cross multiply
   152,552x = 328,063 × 328,063
4. Step 4: Simplify right side
   152,552x = 107,625,331,969
5. Step 5: Solve for x
   x = 107,625,331,969/152,552
6. Step 6: Final answer
   x = 705,499.32