Finding the Fourth Proportional to 3,736.05, 5,559.98 and 3,611.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.05 : 5,559.98 = 3,611.48 : x
2. Step 2: Convert to fraction form
   3,736.05/5,559.98 = 3,611.48/x
3. Step 3: Cross multiply
   3,736.05x = 5,559.98 × 3,611.48
4. Step 4: Simplify right side
   3,736.05x = 20,079,726.35
5. Step 5: Solve for x
   x = 20,079,726.35/3,736.05
6. Step 6: Final answer
   x = 5,374.58