Finding the Third Proportional to 12,881.50 and 28,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,881.50 : 28,223.50 = 28,223.50 : x
2. Step 2: Convert to fraction form
   12,881.50/28,223.50 = 28,223.50/x
3. Step 3: Cross multiply
   12,881.50x = 28,223.50 × 28,223.50
4. Step 4: Simplify right side
   12,881.50x = 796,565,952.25
5. Step 5: Solve for x
   x = 796,565,952.25/12,881.50
6. Step 6: Final answer
   x = 61,837.98