Finding the Third Proportional to 203,256 and 301,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   203,256 : 301,936.50 = 301,936.50 : x
2. Step 2: Convert to fraction form
   203,256/301,936.50 = 301,936.50/x
3. Step 3: Cross multiply
   203,256x = 301,936.50 × 301,936.50
4. Step 4: Simplify right side
   203,256x = 91,165,650,032.25
5. Step 5: Solve for x
   x = 91,165,650,032.25/203,256
6. Step 6: Final answer
   x = 448,526.24