Finding the Third Proportional to 60,409.50 and 131,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,409.50 : 131,200.50 = 131,200.50 : x
2. Step 2: Convert to fraction form
   60,409.50/131,200.50 = 131,200.50/x
3. Step 3: Cross multiply
   60,409.50x = 131,200.50 × 131,200.50
4. Step 4: Simplify right side
   60,409.50x = 17,213,571,200.25
5. Step 5: Solve for x
   x = 17,213,571,200.25/60,409.50
6. Step 6: Final answer
   x = 284,948.08