Finding the Fourth Proportional to 5,426.84, 8,139.72 and 3,683.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426.84 : 8,139.72 = 3,683.04 : x
2. Step 2: Convert to fraction form
   5,426.84/8,139.72 = 3,683.04/x
3. Step 3: Cross multiply
   5,426.84x = 8,139.72 × 3,683.04
4. Step 4: Simplify right side
   5,426.84x = 29,978,914.35
5. Step 5: Solve for x
   x = 29,978,914.35/5,426.84
6. Step 6: Final answer
   x = 5,524.20