Finding the Fourth Proportional to 11,081.61, 16,625.52 and 4,842.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.61 : 16,625.52 = 4,842.18 : x
2. Step 2: Convert to fraction form
   11,081.61/16,625.52 = 4,842.18/x
3. Step 3: Cross multiply
   11,081.61x = 16,625.52 × 4,842.18
4. Step 4: Simplify right side
   11,081.61x = 80,503,760.43
5. Step 5: Solve for x
   x = 80,503,760.43/11,081.61
6. Step 6: Final answer
   x = 7,264.63