Finding the Fourth Proportional to 6,401.42, 8,835.63 and 4,169.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,401.42 : 8,835.63 = 4,169.42 : x
2. Step 2: Convert to fraction form
   6,401.42/8,835.63 = 4,169.42/x
3. Step 3: Cross multiply
   6,401.42x = 8,835.63 × 4,169.42
4. Step 4: Simplify right side
   6,401.42x = 36,839,452.43
5. Step 5: Solve for x
   x = 36,839,452.43/6,401.42
6. Step 6: Final answer
   x = 5,754.89