Finding the Fourth Proportional to 17,140.88, 25,707.72 and 4,826

Step by Step Solution

1. Step 1: Write the proportion equation
   17,140.88 : 25,707.72 = 4,826 : x
2. Step 2: Convert to fraction form
   17,140.88/25,707.72 = 4,826/x
3. Step 3: Cross multiply
   17,140.88x = 25,707.72 × 4,826
4. Step 4: Simplify right side
   17,140.88x = 124,065,456.72
5. Step 5: Solve for x
   x = 124,065,456.72/17,140.88
6. Step 6: Final answer
   x = 7,237.99