Finding the Fourth Proportional to 7,155.81, 9,879.98 and 4,468.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,155.81 : 9,879.98 = 4,468.10 : x
2. Step 2: Convert to fraction form
   7,155.81/9,879.98 = 4,468.10/x
3. Step 3: Cross multiply
   7,155.81x = 9,879.98 × 4,468.10
4. Step 4: Simplify right side
   7,155.81x = 44,144,666.90
5. Step 5: Solve for x
   x = 44,144,666.90/7,155.81
6. Step 6: Final answer
   x = 6,169.07