Finding the Fourth Proportional to 17,881.72, 26,825.82 and 5,401.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,881.72 : 26,825.82 = 5,401.24 : x
2. Step 2: Convert to fraction form
   17,881.72/26,825.82 = 5,401.24/x
3. Step 3: Cross multiply
   17,881.72x = 26,825.82 × 5,401.24
4. Step 4: Simplify right side
   17,881.72x = 144,892,692.02
5. Step 5: Solve for x
   x = 144,892,692.02/17,881.72
6. Step 6: Final answer
   x = 8,102.84