Finding the Third Proportional to 264,328 and 571,665.50

Step by Step Solution

1. Step 1: Write the proportion equation
   264,328 : 571,665.50 = 571,665.50 : x
2. Step 2: Convert to fraction form
   264,328/571,665.50 = 571,665.50/x
3. Step 3: Cross multiply
   264,328x = 571,665.50 × 571,665.50
4. Step 4: Simplify right side
   264,328x = 326,801,443,890.25
5. Step 5: Solve for x
   x = 326,801,443,890.25/264,328
6. Step 6: Final answer
   x = 1,236,348.19