Finding the Fourth Proportional to 3,698.16, 5,064.60 and 3,649.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,698.16 : 5,064.60 = 3,649.56 : x
2. Step 2: Convert to fraction form
   3,698.16/5,064.60 = 3,649.56/x
3. Step 3: Cross multiply
   3,698.16x = 5,064.60 × 3,649.56
4. Step 4: Simplify right side
   3,698.16x = 18,483,561.58
5. Step 5: Solve for x
   x = 18,483,561.58/3,698.16
6. Step 6: Final answer
   x = 4,998.04