Finding the Third Proportional to 134,721 and 202,080.75

Step by Step Solution

1. Step 1: Write the proportion equation
   134,721 : 202,080.75 = 202,080.75 : x
2. Step 2: Convert to fraction form
   134,721/202,080.75 = 202,080.75/x
3. Step 3: Cross multiply
   134,721x = 202,080.75 × 202,080.75
4. Step 4: Simplify right side
   134,721x = 40,836,629,520.56
5. Step 5: Solve for x
   x = 40,836,629,520.56/134,721
6. Step 6: Final answer
   x = 303,120.00