Finding the Third Proportional to 164,850.75 and 338,436

Step by Step Solution

1. Step 1: Write the proportion equation
   164,850.75 : 338,436 = 338,436 : x
2. Step 2: Convert to fraction form
   164,850.75/338,436 = 338,436/x
3. Step 3: Cross multiply
   164,850.75x = 338,436 × 338,436
4. Step 4: Simplify right side
   164,850.75x = 114,538,926,096
5. Step 5: Solve for x
   x = 114,538,926,096/164,850.75
6. Step 6: Final answer
   x = 694,803.79