Finding the Third Proportional to 211,522.50 and 323,982

Step by Step Solution

1. Step 1: Write the proportion equation
   211,522.50 : 323,982 = 323,982 : x
2. Step 2: Convert to fraction form
   211,522.50/323,982 = 323,982/x
3. Step 3: Cross multiply
   211,522.50x = 323,982 × 323,982
4. Step 4: Simplify right side
   211,522.50x = 104,964,336,324
5. Step 5: Solve for x
   x = 104,964,336,324/211,522.50
6. Step 6: Final answer
   x = 496,232.49