Finding the Fourth Proportional to 13,160.25, 18,162.22 and 7,496.77

Step by Step Solution

1. Step 1: Write the proportion equation
   13,160.25 : 18,162.22 = 7,496.77 : x
2. Step 2: Convert to fraction form
   13,160.25/18,162.22 = 7,496.77/x
3. Step 3: Cross multiply
   13,160.25x = 18,162.22 × 7,496.77
4. Step 4: Simplify right side
   13,160.25x = 136,157,986.03
5. Step 5: Solve for x
   x = 136,157,986.03/13,160.25
6. Step 6: Final answer
   x = 10,346.16