Finding the Third Proportional to 131,805 and 204,261.75

Step by Step Solution

1. Step 1: Write the proportion equation
   131,805 : 204,261.75 = 204,261.75 : x
2. Step 2: Convert to fraction form
   131,805/204,261.75 = 204,261.75/x
3. Step 3: Cross multiply
   131,805x = 204,261.75 × 204,261.75
4. Step 4: Simplify right side
   131,805x = 41,722,862,513.06
5. Step 5: Solve for x
   x = 41,722,862,513.06/131,805
6. Step 6: Final answer
   x = 316,549.92