Finding the Fourth Proportional to 9,313.83, 13,969.38 and 3,074.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,313.83 : 13,969.38 = 3,074.05 : x
2. Step 2: Convert to fraction form
   9,313.83/13,969.38 = 3,074.05/x
3. Step 3: Cross multiply
   9,313.83x = 13,969.38 × 3,074.05
4. Step 4: Simplify right side
   9,313.83x = 42,942,545.35
5. Step 5: Solve for x
   x = 42,942,545.35/9,313.83
6. Step 6: Final answer
   x = 4,610.62