Finding the Third Proportional to 5,871.38 and 12,873.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,871.38 : 12,873.94 = 12,873.94 : x
2. Step 2: Convert to fraction form
   5,871.38/12,873.94 = 12,873.94/x
3. Step 3: Cross multiply
   5,871.38x = 12,873.94 × 12,873.94
4. Step 4: Simplify right side
   5,871.38x = 165,738,266.75
5. Step 5: Solve for x
   x = 165,738,266.75/5,871.38
6. Step 6: Final answer
   x = 28,228.19