Finding the Third Proportional to 261,148.50 and 571,500

Step by Step Solution

1. Step 1: Write the proportion equation
   261,148.50 : 571,500 = 571,500 : x
2. Step 2: Convert to fraction form
   261,148.50/571,500 = 571,500/x
3. Step 3: Cross multiply
   261,148.50x = 571,500 × 571,500
4. Step 4: Simplify right side
   261,148.50x = 326,612,250,000
5. Step 5: Solve for x
   x = 326,612,250,000/261,148.50
6. Step 6: Final answer
   x = 1,250,676.34