Finding the Fourth Proportional to 16,111.44, 22,228.56 and 9,821.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.44 : 22,228.56 = 9,821.52 : x
2. Step 2: Convert to fraction form
   16,111.44/22,228.56 = 9,821.52/x
3. Step 3: Cross multiply
   16,111.44x = 22,228.56 × 9,821.52
4. Step 4: Simplify right side
   16,111.44x = 218,318,246.61
5. Step 5: Solve for x
   x = 218,318,246.61/16,111.44
6. Step 6: Final answer
   x = 13,550.51