Finding the Fourth Proportional to 1,663.33, 2,495.55 and 1,110.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663.33 : 2,495.55 = 1,110.25 : x
2. Step 2: Convert to fraction form
   1,663.33/2,495.55 = 1,110.25/x
3. Step 3: Cross multiply
   1,663.33x = 2,495.55 × 1,110.25
4. Step 4: Simplify right side
   1,663.33x = 2,770,684.39
5. Step 5: Solve for x
   x = 2,770,684.39/1,663.33
6. Step 6: Final answer
   x = 1,665.75