Finding the Fourth Proportional to 13,026.38, 17,976.29 and 7,361.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,026.38 : 17,976.29 = 7,361.03 : x
2. Step 2: Convert to fraction form
   13,026.38/17,976.29 = 7,361.03/x
3. Step 3: Cross multiply
   13,026.38x = 17,976.29 × 7,361.03
4. Step 4: Simplify right side
   13,026.38x = 132,323,883.29
5. Step 5: Solve for x
   x = 132,323,883.29/13,026.38
6. Step 6: Final answer
   x = 10,158.15