Finding the Fourth Proportional to 13,117.29, 18,100.98 and 7,453.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,117.29 : 18,100.98 = 7,453.23 : x
2. Step 2: Convert to fraction form
   13,117.29/18,100.98 = 7,453.23/x
3. Step 3: Cross multiply
   13,117.29x = 18,100.98 × 7,453.23
4. Step 4: Simplify right side
   13,117.29x = 134,910,767.17
5. Step 5: Solve for x
   x = 134,910,767.17/13,117.29
6. Step 6: Final answer
   x = 10,284.96