Finding the Fourth Proportional to 21,391.53, 32,060.55 and 10,295.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,391.53 : 32,060.55 = 10,295.24 : x
2. Step 2: Convert to fraction form
   21,391.53/32,060.55 = 10,295.24/x
3. Step 3: Cross multiply
   21,391.53x = 32,060.55 × 10,295.24
4. Step 4: Simplify right side
   21,391.53x = 330,071,056.78
5. Step 5: Solve for x
   x = 330,071,056.78/21,391.53
6. Step 6: Final answer
   x = 15,429.99