Finding the Fourth Proportional to 23,786.30, 32,823.96 and 13,715.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,786.30 : 32,823.96 = 13,715.30 : x
2. Step 2: Convert to fraction form
   23,786.30/32,823.96 = 13,715.30/x
3. Step 3: Cross multiply
   23,786.30x = 32,823.96 × 13,715.30
4. Step 4: Simplify right side
   23,786.30x = 450,190,458.59
5. Step 5: Solve for x
   x = 450,190,458.59/23,786.30
6. Step 6: Final answer
   x = 18,926.46