Finding the Fourth Proportional to 17,610.15, 26,417.52 and 5,759.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,610.15 : 26,417.52 = 5,759.78 : x
2. Step 2: Convert to fraction form
   17,610.15/26,417.52 = 5,759.78/x
3. Step 3: Cross multiply
   17,610.15x = 26,417.52 × 5,759.78
4. Step 4: Simplify right side
   17,610.15x = 152,159,169.39
5. Step 5: Solve for x
   x = 152,159,169.39/17,610.15
6. Step 6: Final answer
   x = 8,640.42