Finding the Fourth Proportional to 9,045.30, 13,569.89 and 2,805.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,045.30 : 13,569.89 = 2,805.18 : x
2. Step 2: Convert to fraction form
   9,045.30/13,569.89 = 2,805.18/x
3. Step 3: Cross multiply
   9,045.30x = 13,569.89 × 2,805.18
4. Step 4: Simplify right side
   9,045.30x = 38,065,902.15
5. Step 5: Solve for x
   x = 38,065,902.15/9,045.30
6. Step 6: Final answer
   x = 4,208.36