Finding the Third Proportional to 15,188.06 and 20,445.94

Step by Step Solution

1. Step 1: Write the proportion equation
   15,188.06 : 20,445.94 = 20,445.94 : x
2. Step 2: Convert to fraction form
   15,188.06/20,445.94 = 20,445.94/x
3. Step 3: Cross multiply
   15,188.06x = 20,445.94 × 20,445.94
4. Step 4: Simplify right side
   15,188.06x = 418,036,360.25
5. Step 5: Solve for x
   x = 418,036,360.25/15,188.06
6. Step 6: Final answer
   x = 27,524.01