Finding the Third Proportional to 5,426.25 and 12,087.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426.25 : 12,087.75 = 12,087.75 : x
2. Step 2: Convert to fraction form
   5,426.25/12,087.75 = 12,087.75/x
3. Step 3: Cross multiply
   5,426.25x = 12,087.75 × 12,087.75
4. Step 4: Simplify right side
   5,426.25x = 146,113,700.06
5. Step 5: Solve for x
   x = 146,113,700.06/5,426.25
6. Step 6: Final answer
   x = 26,927.20