Finding the Fourth Proportional to 11,591.45, 16,002.41 and 9,068.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,591.45 : 16,002.41 = 9,068.20 : x
2. Step 2: Convert to fraction form
   11,591.45/16,002.41 = 9,068.20/x
3. Step 3: Cross multiply
   11,591.45x = 16,002.41 × 9,068.20
4. Step 4: Simplify right side
   11,591.45x = 145,113,110.04
5. Step 5: Solve for x
   x = 145,113,110.04/11,591.45
6. Step 6: Final answer
   x = 12,518.97