Finding the Fourth Proportional to 13,103.82, 18,080.16 and 7,437.33

Step by Step Solution

1. Step 1: Write the proportion equation
   13,103.82 : 18,080.16 = 7,437.33 : x
2. Step 2: Convert to fraction form
   13,103.82/18,080.16 = 7,437.33/x
3. Step 3: Cross multiply
   13,103.82x = 18,080.16 × 7,437.33
4. Step 4: Simplify right side
   13,103.82x = 134,468,116.37
5. Step 5: Solve for x
   x = 134,468,116.37/13,103.82
6. Step 6: Final answer
   x = 10,261.75