Finding the Fourth Proportional to 23,269.89, 32,104.56 and 15,320.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,269.89 : 32,104.56 = 15,320.16 : x
2. Step 2: Convert to fraction form
   23,269.89/32,104.56 = 15,320.16/x
3. Step 3: Cross multiply
   23,269.89x = 32,104.56 × 15,320.16
4. Step 4: Simplify right side
   23,269.89x = 491,846,995.93
5. Step 5: Solve for x
   x = 491,846,995.93/23,269.89
6. Step 6: Final answer
   x = 21,136.63