Finding the Third Proportional to 2,123.44 and 5,002.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.44 : 5,002.88 = 5,002.88 : x
2. Step 2: Convert to fraction form
   2,123.44/5,002.88 = 5,002.88/x
3. Step 3: Cross multiply
   2,123.44x = 5,002.88 × 5,002.88
4. Step 4: Simplify right side
   2,123.44x = 25,028,758.27
5. Step 5: Solve for x
   x = 25,028,758.27/2,123.44
6. Step 6: Final answer
   x = 11,786.91