Finding the Fourth Proportional to 17,401.21, 26,101.59 and 4,253.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,401.21 : 26,101.59 = 4,253.70 : x
2. Step 2: Convert to fraction form
   17,401.21/26,101.59 = 4,253.70/x
3. Step 3: Cross multiply
   17,401.21x = 26,101.59 × 4,253.70
4. Step 4: Simplify right side
   17,401.21x = 111,028,333.38
5. Step 5: Solve for x
   x = 111,028,333.38/17,401.21
6. Step 6: Final answer
   x = 6,380.49