Finding the Fourth Proportional to 9,210.05, 13,813.69 and 3,365.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,210.05 : 13,813.69 = 3,365.30 : x
2. Step 2: Convert to fraction form
   9,210.05/13,813.69 = 3,365.30/x
3. Step 3: Cross multiply
   9,210.05x = 13,813.69 × 3,365.30
4. Step 4: Simplify right side
   9,210.05x = 46,487,165.69
5. Step 5: Solve for x
   x = 46,487,165.69/9,210.05
6. Step 6: Final answer
   x = 5,047.44