Finding the Fourth Proportional to 3,598.83, 5,361.05 and 3,490.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,598.83 : 5,361.05 = 3,490.02 : x
2. Step 2: Convert to fraction form
   3,598.83/5,361.05 = 3,490.02/x
3. Step 3: Cross multiply
   3,598.83x = 5,361.05 × 3,490.02
4. Step 4: Simplify right side
   3,598.83x = 18,710,180.45
5. Step 5: Solve for x
   x = 18,710,180.45/3,598.83
6. Step 6: Final answer
   x = 5,198.96