Finding the Fourth Proportional to 3,693.94, 5,519.27 and 3,564.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.94 : 5,519.27 = 3,564.74 : x
2. Step 2: Convert to fraction form
   3,693.94/5,519.27 = 3,564.74/x
3. Step 3: Cross multiply
   3,693.94x = 5,519.27 × 3,564.74
4. Step 4: Simplify right side
   3,693.94x = 19,674,762.54
5. Step 5: Solve for x
   x = 19,674,762.54/3,693.94
6. Step 6: Final answer
   x = 5,326.23