Finding the Fourth Proportional to 13,117.82, 18,103.05 and 7,452.39

Step by Step Solution

1. Step 1: Write the proportion equation
   13,117.82 : 18,103.05 = 7,452.39 : x
2. Step 2: Convert to fraction form
   13,117.82/18,103.05 = 7,452.39/x
3. Step 3: Cross multiply
   13,117.82x = 18,103.05 × 7,452.39
4. Step 4: Simplify right side
   13,117.82x = 134,911,060.04
5. Step 5: Solve for x
   x = 134,911,060.04/13,117.82
6. Step 6: Final answer
   x = 10,284.56