Finding the Fourth Proportional to 3,406.54, 5,108.73 and 1,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,406.54 : 5,108.73 = 1,097.50 : x
2. Step 2: Convert to fraction form
   3,406.54/5,108.73 = 1,097.50/x
3. Step 3: Cross multiply
   3,406.54x = 5,108.73 × 1,097.50
4. Step 4: Simplify right side
   3,406.54x = 5,606,831.18
5. Step 5: Solve for x
   x = 5,606,831.18/3,406.54
6. Step 6: Final answer
   x = 1,645.90