Finding the Fourth Proportional to 3,564.42, 5,346.38 and 1,098.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564.42 : 5,346.38 = 1,098.98 : x
2. Step 2: Convert to fraction form
   3,564.42/5,346.38 = 1,098.98/x
3. Step 3: Cross multiply
   3,564.42x = 5,346.38 × 1,098.98
4. Step 4: Simplify right side
   3,564.42x = 5,875,583.37
5. Step 5: Solve for x
   x = 5,875,583.37/3,564.42
6. Step 6: Final answer
   x = 1,648.40