Finding the Fourth Proportional to 10,016.71, 13,821.82 and 5,539.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.71 : 13,821.82 = 5,539.84 : x
2. Step 2: Convert to fraction form
   10,016.71/13,821.82 = 5,539.84/x
3. Step 3: Cross multiply
   10,016.71x = 13,821.82 × 5,539.84
4. Step 4: Simplify right side
   10,016.71x = 76,570,622.90
5. Step 5: Solve for x
   x = 76,570,622.90/10,016.71
6. Step 6: Final answer
   x = 7,644.29