Finding the Fourth Proportional to 17,091.91, 25,638.63 and 5,244.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,091.91 : 25,638.63 = 5,244.82 : x
2. Step 2: Convert to fraction form
   17,091.91/25,638.63 = 5,244.82/x
3. Step 3: Cross multiply
   17,091.91x = 25,638.63 × 5,244.82
4. Step 4: Simplify right side
   17,091.91x = 134,469,999.40
5. Step 5: Solve for x
   x = 134,469,999.40/17,091.91
6. Step 6: Final answer
   x = 7,867.46