Finding the Third Proportional to 131,005.50 and 282,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,005.50 : 282,928.50 = 282,928.50 : x
2. Step 2: Convert to fraction form
   131,005.50/282,928.50 = 282,928.50/x
3. Step 3: Cross multiply
   131,005.50x = 282,928.50 × 282,928.50
4. Step 4: Simplify right side
   131,005.50x = 80,048,536,112.25
5. Step 5: Solve for x
   x = 80,048,536,112.25/131,005.50
6. Step 6: Final answer
   x = 611,031.87