Finding the Fourth Proportional to 9,189.48, 13,783.86 and 2,949.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,189.48 : 13,783.86 = 2,949.33 : x
2. Step 2: Convert to fraction form
   9,189.48/13,783.86 = 2,949.33/x
3. Step 3: Cross multiply
   9,189.48x = 13,783.86 × 2,949.33
4. Step 4: Simplify right side
   9,189.48x = 40,653,151.81
5. Step 5: Solve for x
   x = 40,653,151.81/9,189.48
6. Step 6: Final answer
   x = 4,423.88