Finding the Fourth Proportional to 3,839.54, 5,319.96 and 3,756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839.54 : 5,319.96 = 3,756.50 : x
2. Step 2: Convert to fraction form
   3,839.54/5,319.96 = 3,756.50/x
3. Step 3: Cross multiply
   3,839.54x = 5,319.96 × 3,756.50
4. Step 4: Simplify right side
   3,839.54x = 19,984,389.05
5. Step 5: Solve for x
   x = 19,984,389.05/3,839.54
6. Step 6: Final answer
   x = 5,204.90