Finding the Fourth Proportional to 11,109.93, 16,664.88 and 4,449.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,109.93 : 16,664.88 = 4,449.42 : x
2. Step 2: Convert to fraction form
   11,109.93/16,664.88 = 4,449.42/x
3. Step 3: Cross multiply
   11,109.93x = 16,664.88 × 4,449.42
4. Step 4: Simplify right side
   11,109.93x = 74,149,050.37
5. Step 5: Solve for x
   x = 74,149,050.37/11,109.93
6. Step 6: Final answer
   x = 6,674.12