Finding the Fourth Proportional to 23,986.72, 33,101.40 and 13,377.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,986.72 : 33,101.40 = 13,377.52 : x
2. Step 2: Convert to fraction form
   23,986.72/33,101.40 = 13,377.52/x
3. Step 3: Cross multiply
   23,986.72x = 33,101.40 × 13,377.52
4. Step 4: Simplify right side
   23,986.72x = 442,814,640.53
5. Step 5: Solve for x
   x = 442,814,640.53/23,986.72
6. Step 6: Final answer
   x = 18,460.83