Finding the Third Proportional to 132,151.50 and 204,781.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,151.50 : 204,781.50 = 204,781.50 : x
2. Step 2: Convert to fraction form
   132,151.50/204,781.50 = 204,781.50/x
3. Step 3: Cross multiply
   132,151.50x = 204,781.50 × 204,781.50
4. Step 4: Simplify right side
   132,151.50x = 41,935,462,742.25
5. Step 5: Solve for x
   x = 41,935,462,742.25/132,151.50
6. Step 6: Final answer
   x = 317,328.69