Finding the Fourth Proportional to 1,342.30, 2,022.61 and 1,104.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.30 : 2,022.61 = 1,104.16 : x
2. Step 2: Convert to fraction form
   1,342.30/2,022.61 = 1,104.16/x
3. Step 3: Cross multiply
   1,342.30x = 2,022.61 × 1,104.16
4. Step 4: Simplify right side
   1,342.30x = 2,233,285.06
5. Step 5: Solve for x
   x = 2,233,285.06/1,342.30
6. Step 6: Final answer
   x = 1,663.77