Finding the Fourth Proportional to 11,653.47, 17,488.41 and 5,081.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,653.47 : 17,488.41 = 5,081.54 : x
2. Step 2: Convert to fraction form
   11,653.47/17,488.41 = 5,081.54/x
3. Step 3: Cross multiply
   11,653.47x = 17,488.41 × 5,081.54
4. Step 4: Simplify right side
   11,653.47x = 88,867,948.45
5. Step 5: Solve for x
   x = 88,867,948.45/11,653.47
6. Step 6: Final answer
   x = 7,625.88