Finding the Third Proportional to 237,578 and 516,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,578 : 516,982.50 = 516,982.50 : x
2. Step 2: Convert to fraction form
   237,578/516,982.50 = 516,982.50/x
3. Step 3: Cross multiply
   237,578x = 516,982.50 × 516,982.50
4. Step 4: Simplify right side
   237,578x = 267,270,905,306.25
5. Step 5: Solve for x
   x = 267,270,905,306.25/237,578
6. Step 6: Final answer
   x = 1,124,981.71