Finding the Third Proportional to 171,472.50 and 267,021.56

Step by Step Solution

1. Step 1: Write the proportion equation
   171,472.50 : 267,021.56 = 267,021.56 : x
2. Step 2: Convert to fraction form
   171,472.50/267,021.56 = 267,021.56/x
3. Step 3: Cross multiply
   171,472.50x = 267,021.56 × 267,021.56
4. Step 4: Simplify right side
   171,472.50x = 71,300,514,839.94
5. Step 5: Solve for x
   x = 71,300,514,839.94/171,472.50
6. Step 6: Final answer
   x = 415,813.12