Finding the Third Proportional to 132,532.50 and 276,243

Step by Step Solution

1. Step 1: Write the proportion equation
   132,532.50 : 276,243 = 276,243 : x
2. Step 2: Convert to fraction form
   132,532.50/276,243 = 276,243/x
3. Step 3: Cross multiply
   132,532.50x = 276,243 × 276,243
4. Step 4: Simplify right side
   132,532.50x = 76,310,195,049
5. Step 5: Solve for x
   x = 76,310,195,049/132,532.50
6. Step 6: Final answer
   x = 575,784.77