Finding the Fourth Proportional to 11,081.04, 16,621.69 and 3,685.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.04 : 16,621.69 = 3,685.50 : x
2. Step 2: Convert to fraction form
   11,081.04/16,621.69 = 3,685.50/x
3. Step 3: Cross multiply
   11,081.04x = 16,621.69 × 3,685.50
4. Step 4: Simplify right side
   11,081.04x = 61,259,256.14
5. Step 5: Solve for x
   x = 61,259,256.14/11,081.04
6. Step 6: Final answer
   x = 5,528.29