Finding the Fourth Proportional to 3,409.54, 5,114.85 and 1,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,409.54 : 5,114.85 = 1,100.50 : x
2. Step 2: Convert to fraction form
   3,409.54/5,114.85 = 1,100.50/x
3. Step 3: Cross multiply
   3,409.54x = 5,114.85 × 1,100.50
4. Step 4: Simplify right side
   3,409.54x = 5,628,892.43
5. Step 5: Solve for x
   x = 5,628,892.43/3,409.54
6. Step 6: Final answer
   x = 1,650.92