Finding the Third Proportional to 12,142.50 and 24,730.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,142.50 : 24,730.50 = 24,730.50 : x
2. Step 2: Convert to fraction form
   12,142.50/24,730.50 = 24,730.50/x
3. Step 3: Cross multiply
   12,142.50x = 24,730.50 × 24,730.50
4. Step 4: Simplify right side
   12,142.50x = 611,597,630.25
5. Step 5: Solve for x
   x = 611,597,630.25/12,142.50
6. Step 6: Final answer
   x = 50,368.35