Finding the Fourth Proportional to 23,980.13, 33,093.71 and 13,369.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,980.13 : 33,093.71 = 13,369.76 : x
2. Step 2: Convert to fraction form
   23,980.13/33,093.71 = 13,369.76/x
3. Step 3: Cross multiply
   23,980.13x = 33,093.71 × 13,369.76
4. Step 4: Simplify right side
   23,980.13x = 442,454,727.89
5. Step 5: Solve for x
   x = 442,454,727.89/23,980.13
6. Step 6: Final answer
   x = 18,450.89