Finding the Fourth Proportional to 23,587.27, 35,369.93 and 13,729.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,587.27 : 35,369.93 = 13,729.37 : x
2. Step 2: Convert to fraction form
   23,587.27/35,369.93 = 13,729.37/x
3. Step 3: Cross multiply
   23,587.27x = 35,369.93 × 13,729.37
4. Step 4: Simplify right side
   23,587.27x = 485,606,713.32
5. Step 5: Solve for x
   x = 485,606,713.32/23,587.27
6. Step 6: Final answer
   x = 20,587.66