Finding the Fourth Proportional to 10,016.26, 13,822.18 and 5,539.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.26 : 13,822.18 = 5,539.90 : x
2. Step 2: Convert to fraction form
   10,016.26/13,822.18 = 5,539.90/x
3. Step 3: Cross multiply
   10,016.26x = 13,822.18 × 5,539.90
4. Step 4: Simplify right side
   10,016.26x = 76,573,494.98
5. Step 5: Solve for x
   x = 76,573,494.98/10,016.26
6. Step 6: Final answer
   x = 7,644.92