Finding the Fourth Proportional to 1,808.33, 2,495.21 and 1,022.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,808.33 : 2,495.21 = 1,022.22 : x
2. Step 2: Convert to fraction form
   1,808.33/2,495.21 = 1,022.22/x
3. Step 3: Cross multiply
   1,808.33x = 2,495.21 × 1,022.22
4. Step 4: Simplify right side
   1,808.33x = 2,550,648.46
5. Step 5: Solve for x
   x = 2,550,648.46/1,808.33
6. Step 6: Final answer
   x = 1,410.50