Finding the Fourth Proportional to 13,484.22, 18,608.31 and 7,516.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,484.22 : 18,608.31 = 7,516.27 : x
2. Step 2: Convert to fraction form
   13,484.22/18,608.31 = 7,516.27/x
3. Step 3: Cross multiply
   13,484.22x = 18,608.31 × 7,516.27
4. Step 4: Simplify right side
   13,484.22x = 139,864,951.58
5. Step 5: Solve for x
   x = 139,864,951.58/13,484.22
6. Step 6: Final answer
   x = 10,372.49