Finding the Fourth Proportional to 11,094.56, 16,636.96 and 4,164.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,094.56 : 16,636.96 = 4,164.20 : x
2. Step 2: Convert to fraction form
   11,094.56/16,636.96 = 4,164.20/x
3. Step 3: Cross multiply
   11,094.56x = 16,636.96 × 4,164.20
4. Step 4: Simplify right side
   11,094.56x = 69,279,628.83
5. Step 5: Solve for x
   x = 69,279,628.83/11,094.56
6. Step 6: Final answer
   x = 6,244.47