Finding the Fourth Proportional to 17,204.34, 23,745.78 and 10,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,204.34 : 23,745.78 = 10,915.50 : x
2. Step 2: Convert to fraction form
   17,204.34/23,745.78 = 10,915.50/x
3. Step 3: Cross multiply
   17,204.34x = 23,745.78 × 10,915.50
4. Step 4: Simplify right side
   17,204.34x = 259,197,061.59
5. Step 5: Solve for x
   x = 259,197,061.59/17,204.34
6. Step 6: Final answer
   x = 15,065.80