Finding the Fourth Proportional to 1,845.69, 2,766.72 and 1,022.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.69 : 2,766.72 = 1,022.22 : x
2. Step 2: Convert to fraction form
   1,845.69/2,766.72 = 1,022.22/x
3. Step 3: Cross multiply
   1,845.69x = 2,766.72 × 1,022.22
4. Step 4: Simplify right side
   1,845.69x = 2,828,196.52
5. Step 5: Solve for x
   x = 2,828,196.52/1,845.69
6. Step 6: Final answer
   x = 1,532.32