Finding the Fourth Proportional to 6,401.81, 8,834.56 and 3,569.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,401.81 : 8,834.56 = 3,569.43 : x
2. Step 2: Convert to fraction form
   6,401.81/8,834.56 = 3,569.43/x
3. Step 3: Cross multiply
   6,401.81x = 8,834.56 × 3,569.43
4. Step 4: Simplify right side
   6,401.81x = 31,534,343.50
5. Step 5: Solve for x
   x = 31,534,343.50/6,401.81
6. Step 6: Final answer
   x = 4,925.85