Finding the Fourth Proportional to 8,884.69, 12,259.52 and 5,904.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,884.69 : 12,259.52 = 5,904.90 : x
2. Step 2: Convert to fraction form
   8,884.69/12,259.52 = 5,904.90/x
3. Step 3: Cross multiply
   8,884.69x = 12,259.52 × 5,904.90
4. Step 4: Simplify right side
   8,884.69x = 72,391,285.06
5. Step 5: Solve for x
   x = 72,391,285.06/8,884.69
6. Step 6: Final answer
   x = 8,147.87