Finding the Fourth Proportional to 2,336.91, 3,500.50 and 1,105.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,336.91 : 3,500.50 = 1,105.30 : x
2. Step 2: Convert to fraction form
   2,336.91/3,500.50 = 1,105.30/x
3. Step 3: Cross multiply
   2,336.91x = 3,500.50 × 1,105.30
4. Step 4: Simplify right side
   2,336.91x = 3,869,102.65
5. Step 5: Solve for x
   x = 3,869,102.65/2,336.91
6. Step 6: Final answer
   x = 1,655.65