Finding the Third Proportional to 199,528.50 and 269,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,528.50 : 269,200.50 = 269,200.50 : x
2. Step 2: Convert to fraction form
   199,528.50/269,200.50 = 269,200.50/x
3. Step 3: Cross multiply
   199,528.50x = 269,200.50 × 269,200.50
4. Step 4: Simplify right side
   199,528.50x = 72,468,909,200.25
5. Step 5: Solve for x
   x = 72,468,909,200.25/199,528.50
6. Step 6: Final answer
   x = 363,200.79