Finding the Third Proportional to 282,597 and 396,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   282,597 : 396,059.50 = 396,059.50 : x
2. Step 2: Convert to fraction form
   282,597/396,059.50 = 396,059.50/x
3. Step 3: Cross multiply
   282,597x = 396,059.50 × 396,059.50
4. Step 4: Simplify right side
   282,597x = 156,863,127,540.25
5. Step 5: Solve for x
   x = 156,863,127,540.25/282,597
6. Step 6: Final answer
   x = 555,077.12