Finding the Fourth Proportional to 21,568.89, 32,367.17 and 10,469.53

Step by Step Solution

1. Step 1: Write the proportion equation
   21,568.89 : 32,367.17 = 10,469.53 : x
2. Step 2: Convert to fraction form
   21,568.89/32,367.17 = 10,469.53/x
3. Step 3: Cross multiply
   21,568.89x = 32,367.17 × 10,469.53
4. Step 4: Simplify right side
   21,568.89x = 338,868,924.06
5. Step 5: Solve for x
   x = 338,868,924.06/21,568.89
6. Step 6: Final answer
   x = 15,711.00