Finding the Third Proportional to 324,436.50 and 433,982

Step by Step Solution

1. Step 1: Write the proportion equation
   324,436.50 : 433,982 = 433,982 : x
2. Step 2: Convert to fraction form
   324,436.50/433,982 = 433,982/x
3. Step 3: Cross multiply
   324,436.50x = 433,982 × 433,982
4. Step 4: Simplify right side
   324,436.50x = 188,340,376,324
5. Step 5: Solve for x
   x = 188,340,376,324/324,436.50
6. Step 6: Final answer
   x = 580,515.37