Finding the Fourth Proportional to 17,286.18, 25,926.17 and 4,807.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,286.18 : 25,926.17 = 4,807.05 : x
2. Step 2: Convert to fraction form
   17,286.18/25,926.17 = 4,807.05/x
3. Step 3: Cross multiply
   17,286.18x = 25,926.17 × 4,807.05
4. Step 4: Simplify right side
   17,286.18x = 124,628,371.46
5. Step 5: Solve for x
   x = 124,628,371.46/17,286.18
6. Step 6: Final answer
   x = 7,209.71