Finding the Fourth Proportional to 23,721.66, 32,735.75 and 13,111.07

Step by Step Solution

1. Step 1: Write the proportion equation
   23,721.66 : 32,735.75 = 13,111.07 : x
2. Step 2: Convert to fraction form
   23,721.66/32,735.75 = 13,111.07/x
3. Step 3: Cross multiply
   23,721.66x = 32,735.75 × 13,111.07
4. Step 4: Simplify right side
   23,721.66x = 429,200,480.52
5. Step 5: Solve for x
   x = 429,200,480.52/23,721.66
6. Step 6: Final answer
   x = 18,093.19