Finding the Fourth Proportional to 1,709.96, 2,359.69 and 1,120.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709.96 : 2,359.69 = 1,120.48 : x
2. Step 2: Convert to fraction form
   1,709.96/2,359.69 = 1,120.48/x
3. Step 3: Cross multiply
   1,709.96x = 2,359.69 × 1,120.48
4. Step 4: Simplify right side
   1,709.96x = 2,643,976.75
5. Step 5: Solve for x
   x = 2,643,976.75/1,709.96
6. Step 6: Final answer
   x = 1,546.23