Finding the Fourth Proportional to 5,885.38, 8,123.64 and 3,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,885.38 : 8,123.64 = 3,789.50 : x
2. Step 2: Convert to fraction form
   5,885.38/8,123.64 = 3,789.50/x
3. Step 3: Cross multiply
   5,885.38x = 8,123.64 × 3,789.50
4. Step 4: Simplify right side
   5,885.38x = 30,784,533.78
5. Step 5: Solve for x
   x = 30,784,533.78/5,885.38
6. Step 6: Final answer
   x = 5,230.68