Finding the Fourth Proportional to 17,153.88, 23,669.28 and 10,081.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,153.88 : 23,669.28 = 10,081.72 : x
2. Step 2: Convert to fraction form
   17,153.88/23,669.28 = 10,081.72/x
3. Step 3: Cross multiply
   17,153.88x = 23,669.28 × 10,081.72
4. Step 4: Simplify right side
   17,153.88x = 238,627,053.56
5. Step 5: Solve for x
   x = 238,627,053.56/17,153.88
6. Step 6: Final answer
   x = 13,910.97