Finding the Fourth Proportional to 9,419.75, 14,131.89 and 2,845.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,419.75 : 14,131.89 = 2,845.54 : x
2. Step 2: Convert to fraction form
   9,419.75/14,131.89 = 2,845.54/x
3. Step 3: Cross multiply
   9,419.75x = 14,131.89 × 2,845.54
4. Step 4: Simplify right side
   9,419.75x = 40,212,858.27
5. Step 5: Solve for x
   x = 40,212,858.27/9,419.75
6. Step 6: Final answer
   x = 4,268.99