Finding the Fourth Proportional to 2,845.50, 4,268.22 and 1,115.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,845.50 : 4,268.22 = 1,115.34 : x
2. Step 2: Convert to fraction form
   2,845.50/4,268.22 = 1,115.34/x
3. Step 3: Cross multiply
   2,845.50x = 4,268.22 × 1,115.34
4. Step 4: Simplify right side
   2,845.50x = 4,760,516.49
5. Step 5: Solve for x
   x = 4,760,516.49/2,845.50
6. Step 6: Final answer
   x = 1,673.00