Finding the Fourth Proportional to 13,848.94, 20,761 and 5,081.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,848.94 : 20,761 = 5,081.82 : x
2. Step 2: Convert to fraction form
   13,848.94/20,761 = 5,081.82/x
3. Step 3: Cross multiply
   13,848.94x = 20,761 × 5,081.82
4. Step 4: Simplify right side
   13,848.94x = 105,503,665.02
5. Step 5: Solve for x
   x = 105,503,665.02/13,848.94
6. Step 6: Final answer
   x = 7,618.18