Finding the Fourth Proportional to 23,321.76, 34,982.37 and 13,964.39

Step by Step Solution

1. Step 1: Write the proportion equation
   23,321.76 : 34,982.37 = 13,964.39 : x
2. Step 2: Convert to fraction form
   23,321.76/34,982.37 = 13,964.39/x
3. Step 3: Cross multiply
   23,321.76x = 34,982.37 × 13,964.39
4. Step 4: Simplify right side
   23,321.76x = 488,507,282.89
5. Step 5: Solve for x
   x = 488,507,282.89/23,321.76
6. Step 6: Final answer
   x = 20,946.42