Finding the Fourth Proportional to 13,514.72, 18,649.85 and 7,546.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,514.72 : 18,649.85 = 7,546.23 : x
2. Step 2: Convert to fraction form
   13,514.72/18,649.85 = 7,546.23/x
3. Step 3: Cross multiply
   13,514.72x = 18,649.85 × 7,546.23
4. Step 4: Simplify right side
   13,514.72x = 140,736,019.83
5. Step 5: Solve for x
   x = 140,736,019.83/13,514.72
6. Step 6: Final answer
   x = 10,413.54