Finding the Fourth Proportional to 23,496.14, 32,426.55 and 13,289.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,496.14 : 32,426.55 = 13,289.32 : x
2. Step 2: Convert to fraction form
   23,496.14/32,426.55 = 13,289.32/x
3. Step 3: Cross multiply
   23,496.14x = 32,426.55 × 13,289.32
4. Step 4: Simplify right side
   23,496.14x = 430,926,799.45
5. Step 5: Solve for x
   x = 430,926,799.45/23,496.14
6. Step 6: Final answer
   x = 18,340.32