Finding the Third Proportional to 131,944.50 and 204,390

Step by Step Solution

1. Step 1: Write the proportion equation
   131,944.50 : 204,390 = 204,390 : x
2. Step 2: Convert to fraction form
   131,944.50/204,390 = 204,390/x
3. Step 3: Cross multiply
   131,944.50x = 204,390 × 204,390
4. Step 4: Simplify right side
   131,944.50x = 41,775,272,100
5. Step 5: Solve for x
   x = 41,775,272,100/131,944.50
6. Step 6: Final answer
   x = 316,612.46