Finding the Fourth Proportional to 17,238.66, 25,858.55 and 4,759.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,238.66 : 25,858.55 = 4,759.62 : x
2. Step 2: Convert to fraction form
   17,238.66/25,858.55 = 4,759.62/x
3. Step 3: Cross multiply
   17,238.66x = 25,858.55 × 4,759.62
4. Step 4: Simplify right side
   17,238.66x = 123,076,871.75
5. Step 5: Solve for x
   x = 123,076,871.75/17,238.66
6. Step 6: Final answer
   x = 7,139.58