Finding the Third Proportional to 264,517.50 and 396,774

Step by Step Solution

1. Step 1: Write the proportion equation
   264,517.50 : 396,774 = 396,774 : x
2. Step 2: Convert to fraction form
   264,517.50/396,774 = 396,774/x
3. Step 3: Cross multiply
   264,517.50x = 396,774 × 396,774
4. Step 4: Simplify right side
   264,517.50x = 157,429,607,076
5. Step 5: Solve for x
   x = 157,429,607,076/264,517.50
6. Step 6: Final answer
   x = 595,157.63