Finding the Fourth Proportional to 17,243.98, 25,898.77 and 10,715.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,243.98 : 25,898.77 = 10,715.78 : x
2. Step 2: Convert to fraction form
   17,243.98/25,898.77 = 10,715.78/x
3. Step 3: Cross multiply
   17,243.98x = 25,898.77 × 10,715.78
4. Step 4: Simplify right side
   17,243.98x = 277,525,521.59
5. Step 5: Solve for x
   x = 277,525,521.59/17,243.98
6. Step 6: Final answer
   x = 16,094.05