Finding the Fourth Proportional to 2,231.58, 3,342.42 and 1,409.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.58 : 3,342.42 = 1,409.16 : x
2. Step 2: Convert to fraction form
   2,231.58/3,342.42 = 1,409.16/x
3. Step 3: Cross multiply
   2,231.58x = 3,342.42 × 1,409.16
4. Step 4: Simplify right side
   2,231.58x = 4,710,004.57
5. Step 5: Solve for x
   x = 4,710,004.57/2,231.58
6. Step 6: Final answer
   x = 2,110.61