Finding the Fourth Proportional to 5,269.50, 7,905.60 and 3,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,269.50 : 7,905.60 = 3,806.10 : x
2. Step 2: Convert to fraction form
   5,269.50/7,905.60 = 3,806.10/x
3. Step 3: Cross multiply
   5,269.50x = 7,905.60 × 3,806.10
4. Step 4: Simplify right side
   5,269.50x = 30,089,504.16
5. Step 5: Solve for x
   x = 30,089,504.16/5,269.50
6. Step 6: Final answer
   x = 5,710.13