Finding the Fourth Proportional to 11,105.34, 16,657.89 and 3,314.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,105.34 : 16,657.89 = 3,314.22 : x
2. Step 2: Convert to fraction form
   11,105.34/16,657.89 = 3,314.22/x
3. Step 3: Cross multiply
   11,105.34x = 16,657.89 × 3,314.22
4. Step 4: Simplify right side
   11,105.34x = 55,207,912.20
5. Step 5: Solve for x
   x = 55,207,912.20/11,105.34
6. Step 6: Final answer
   x = 4,971.29