Finding the Fourth Proportional to 1,456.79, 2,185.79 and 1,341.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.79 : 2,185.79 = 1,341.90 : x
2. Step 2: Convert to fraction form
   1,456.79/2,185.79 = 1,341.90/x
3. Step 3: Cross multiply
   1,456.79x = 2,185.79 × 1,341.90
4. Step 4: Simplify right side
   1,456.79x = 2,933,104.89
5. Step 5: Solve for x
   x = 2,933,104.89/1,456.79
6. Step 6: Final answer
   x = 2,013.41