Finding the Fourth Proportional to 13,519.24, 18,654.71 and 7,550.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,519.24 : 18,654.71 = 7,550.15 : x
2. Step 2: Convert to fraction form
   13,519.24/18,654.71 = 7,550.15/x
3. Step 3: Cross multiply
   13,519.24x = 18,654.71 × 7,550.15
4. Step 4: Simplify right side
   13,519.24x = 140,845,727.68
5. Step 5: Solve for x
   x = 140,845,727.68/13,519.24
6. Step 6: Final answer
   x = 10,418.17