Finding the Third Proportional to 12,703.50 and 24,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.50 : 24,721.50 = 24,721.50 : x
2. Step 2: Convert to fraction form
   12,703.50/24,721.50 = 24,721.50/x
3. Step 3: Cross multiply
   12,703.50x = 24,721.50 × 24,721.50
4. Step 4: Simplify right side
   12,703.50x = 611,152,562.25
5. Step 5: Solve for x
   x = 611,152,562.25/12,703.50
6. Step 6: Final answer
   x = 48,108.99