Finding the Third Proportional to 12,806.25 and 19,023.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,806.25 : 19,023.75 = 19,023.75 : x
2. Step 2: Convert to fraction form
   12,806.25/19,023.75 = 19,023.75/x
3. Step 3: Cross multiply
   12,806.25x = 19,023.75 × 19,023.75
4. Step 4: Simplify right side
   12,806.25x = 361,903,064.06
5. Step 5: Solve for x
   x = 361,903,064.06/12,806.25
6. Step 6: Final answer
   x = 28,259.88