Finding the Third Proportional to 7,439.03 and 11,525.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,439.03 : 11,525.89 = 11,525.89 : x
2. Step 2: Convert to fraction form
   7,439.03/11,525.89 = 11,525.89/x
3. Step 3: Cross multiply
   7,439.03x = 11,525.89 × 11,525.89
4. Step 4: Simplify right side
   7,439.03x = 132,846,109.68
5. Step 5: Solve for x
   x = 132,846,109.68/7,439.03
6. Step 6: Final answer
   x = 17,857.99