Finding the Fourth Proportional to 17,475, 26,209.86 and 5,786.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,475 : 26,209.86 = 5,786.76 : x
2. Step 2: Convert to fraction form
   17,475/26,209.86 = 5,786.76/x
3. Step 3: Cross multiply
   17,475x = 26,209.86 × 5,786.76
4. Step 4: Simplify right side
   17,475x = 151,670,169.45
5. Step 5: Solve for x
   x = 151,670,169.45/17,475
6. Step 6: Final answer
   x = 8,679.27