Finding the Fourth Proportional to 2,268.18, 3,130.29 and 1,336.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268.18 : 3,130.29 = 1,336.50 : x
2. Step 2: Convert to fraction form
   2,268.18/3,130.29 = 1,336.50/x
3. Step 3: Cross multiply
   2,268.18x = 3,130.29 × 1,336.50
4. Step 4: Simplify right side
   2,268.18x = 4,183,632.59
5. Step 5: Solve for x
   x = 4,183,632.59/2,268.18
6. Step 6: Final answer
   x = 1,844.49