Finding the Fourth Proportional to 16,333.08, 22,539.87 and 9,618.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,333.08 : 22,539.87 = 9,618.72 : x
2. Step 2: Convert to fraction form
   16,333.08/22,539.87 = 9,618.72/x
3. Step 3: Cross multiply
   16,333.08x = 22,539.87 × 9,618.72
4. Step 4: Simplify right side
   16,333.08x = 216,804,698.37
5. Step 5: Solve for x
   x = 216,804,698.37/16,333.08
6. Step 6: Final answer
   x = 13,273.96