Finding the Third Proportional to 9,040.45 and 18,521.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.45 : 18,521.34 = 18,521.34 : x
2. Step 2: Convert to fraction form
   9,040.45/18,521.34 = 18,521.34/x
3. Step 3: Cross multiply
   9,040.45x = 18,521.34 × 18,521.34
4. Step 4: Simplify right side
   9,040.45x = 343,040,174.31
5. Step 5: Solve for x
   x = 343,040,174.31/9,040.45
6. Step 6: Final answer
   x = 37,945.02