Finding the Fourth Proportional to 13,101.95, 18,080.82 and 7,436.51

Step by Step Solution

1. Step 1: Write the proportion equation
   13,101.95 : 18,080.82 = 7,436.51 : x
2. Step 2: Convert to fraction form
   13,101.95/18,080.82 = 7,436.51/x
3. Step 3: Cross multiply
   13,101.95x = 18,080.82 × 7,436.51
4. Step 4: Simplify right side
   13,101.95x = 134,458,176.14
5. Step 5: Solve for x
   x = 134,458,176.14/13,101.95
6. Step 6: Final answer
   x = 10,262.45