Finding the Fourth Proportional to 9,040.76, 13,552.83 and 3,116.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.76 : 13,552.83 = 3,116.23 : x
2. Step 2: Convert to fraction form
   9,040.76/13,552.83 = 3,116.23/x
3. Step 3: Cross multiply
   9,040.76x = 13,552.83 × 3,116.23
4. Step 4: Simplify right side
   9,040.76x = 42,233,735.43
5. Step 5: Solve for x
   x = 42,233,735.43/9,040.76
6. Step 6: Final answer
   x = 4,671.48