Finding the Fourth Proportional to 11,081.34, 16,623.81 and 3,685.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.34 : 16,623.81 = 3,685.02 : x
2. Step 2: Convert to fraction form
   11,081.34/16,623.81 = 3,685.02/x
3. Step 3: Cross multiply
   11,081.34x = 16,623.81 × 3,685.02
4. Step 4: Simplify right side
   11,081.34x = 61,259,072.33
5. Step 5: Solve for x
   x = 61,259,072.33/11,081.34
6. Step 6: Final answer
   x = 5,528.13