Finding the Fourth Proportional to 21,338.37, 32,023.89 and 9,659.79

Step by Step Solution

1. Step 1: Write the proportion equation
   21,338.37 : 32,023.89 = 9,659.79 : x
2. Step 2: Convert to fraction form
   21,338.37/32,023.89 = 9,659.79/x
3. Step 3: Cross multiply
   21,338.37x = 32,023.89 × 9,659.79
4. Step 4: Simplify right side
   21,338.37x = 309,344,052.38
5. Step 5: Solve for x
   x = 309,344,052.38/21,338.37
6. Step 6: Final answer
   x = 14,497.08