Finding the Fourth Proportional to 1,705.48, 2,352.96 and 1,116.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.48 : 2,352.96 = 1,116.34 : x
2. Step 2: Convert to fraction form
   1,705.48/2,352.96 = 1,116.34/x
3. Step 3: Cross multiply
   1,705.48x = 2,352.96 × 1,116.34
4. Step 4: Simplify right side
   1,705.48x = 2,626,703.37
5. Step 5: Solve for x
   x = 2,626,703.37/1,705.48
6. Step 6: Final answer
   x = 1,540.15