Finding the Fourth Proportional to 2,259.62, 3,389.67 and 1,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.62 : 3,389.67 = 1,104.50 : x
2. Step 2: Convert to fraction form
   2,259.62/3,389.67 = 1,104.50/x
3. Step 3: Cross multiply
   2,259.62x = 3,389.67 × 1,104.50
4. Step 4: Simplify right side
   2,259.62x = 3,743,890.52
5. Step 5: Solve for x
   x = 3,743,890.52/2,259.62
6. Step 6: Final answer
   x = 1,656.87