Finding the Fourth Proportional to 11,333.39, 16,999.27 and 3,436.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,333.39 : 16,999.27 = 3,436.09 : x
2. Step 2: Convert to fraction form
   11,333.39/16,999.27 = 3,436.09/x
3. Step 3: Cross multiply
   11,333.39x = 16,999.27 × 3,436.09
4. Step 4: Simplify right side
   11,333.39x = 58,410,970.57
5. Step 5: Solve for x
   x = 58,410,970.57/11,333.39
6. Step 6: Final answer
   x = 5,153.89