Finding the Fourth Proportional to 23,016.29, 34,529.49 and 13,664.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,016.29 : 34,529.49 = 13,664.84 : x
2. Step 2: Convert to fraction form
   23,016.29/34,529.49 = 13,664.84/x
3. Step 3: Cross multiply
   23,016.29x = 34,529.49 × 13,664.84
4. Step 4: Simplify right side
   23,016.29x = 471,839,783.48
5. Step 5: Solve for x
   x = 471,839,783.48/23,016.29
6. Step 6: Final answer
   x = 20,500.26