Finding the Third Proportional to 5,656.25 and 12,405.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,656.25 : 12,405.88 = 12,405.88 : x
2. Step 2: Convert to fraction form
   5,656.25/12,405.88 = 12,405.88/x
3. Step 3: Cross multiply
   5,656.25x = 12,405.88 × 12,405.88
4. Step 4: Simplify right side
   5,656.25x = 153,905,734.52
5. Step 5: Solve for x
   x = 153,905,734.52/5,656.25
6. Step 6: Final answer
   x = 27,209.85