Finding the Fourth Proportional to 8,111.47, 11,193.81 and 4,574.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.47 : 11,193.81 = 4,574.69 : x
2. Step 2: Convert to fraction form
   8,111.47/11,193.81 = 4,574.69/x
3. Step 3: Cross multiply
   8,111.47x = 11,193.81 × 4,574.69
4. Step 4: Simplify right side
   8,111.47x = 51,208,210.67
5. Step 5: Solve for x
   x = 51,208,210.67/8,111.47
6. Step 6: Final answer
   x = 6,313.06