Finding the Third Proportional to 201,196.50 and 301,818.75

Step by Step Solution

1. Step 1: Write the proportion equation
   201,196.50 : 301,818.75 = 301,818.75 : x
2. Step 2: Convert to fraction form
   201,196.50/301,818.75 = 301,818.75/x
3. Step 3: Cross multiply
   201,196.50x = 301,818.75 × 301,818.75
4. Step 4: Simplify right side
   201,196.50x = 91,094,557,851.56
5. Step 5: Solve for x
   x = 91,094,557,851.56/201,196.50
6. Step 6: Final answer
   x = 452,764.13