Finding the Fourth Proportional to 11,474.72, 17,212.68 and 3,683.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,474.72 : 17,212.68 = 3,683.60 : x
2. Step 2: Convert to fraction form
   11,474.72/17,212.68 = 3,683.60/x
3. Step 3: Cross multiply
   11,474.72x = 17,212.68 × 3,683.60
4. Step 4: Simplify right side
   11,474.72x = 63,404,628.05
5. Step 5: Solve for x
   x = 63,404,628.05/11,474.72
6. Step 6: Final answer
   x = 5,525.59