Finding the Third Proportional to 152,401.50 and 328,374

Step by Step Solution

1. Step 1: Write the proportion equation
   152,401.50 : 328,374 = 328,374 : x
2. Step 2: Convert to fraction form
   152,401.50/328,374 = 328,374/x
3. Step 3: Cross multiply
   152,401.50x = 328,374 × 328,374
4. Step 4: Simplify right side
   152,401.50x = 107,829,483,876
5. Step 5: Solve for x
   x = 107,829,483,876/152,401.50
6. Step 6: Final answer
   x = 707,535.58