Finding the Third Proportional to 131,343 and 208,010.25

Step by Step Solution

1. Step 1: Write the proportion equation
   131,343 : 208,010.25 = 208,010.25 : x
2. Step 2: Convert to fraction form
   131,343/208,010.25 = 208,010.25/x
3. Step 3: Cross multiply
   131,343x = 208,010.25 × 208,010.25
4. Step 4: Simplify right side
   131,343x = 43,268,264,105.06
5. Step 5: Solve for x
   x = 43,268,264,105.06/131,343
6. Step 6: Final answer
   x = 329,429.54