Finding the Third Proportional to 131,943 and 204,390.75

Step by Step Solution

1. Step 1: Write the proportion equation
   131,943 : 204,390.75 = 204,390.75 : x
2. Step 2: Convert to fraction form
   131,943/204,390.75 = 204,390.75/x
3. Step 3: Cross multiply
   131,943x = 204,390.75 × 204,390.75
4. Step 4: Simplify right side
   131,943x = 41,775,578,685.56
5. Step 5: Solve for x
   x = 41,775,578,685.56/131,943
6. Step 6: Final answer
   x = 316,618.38