Finding the Fourth Proportional to 1,659.57, 2,487.33 and 734.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.57 : 2,487.33 = 734.07 : x
2. Step 2: Convert to fraction form
   1,659.57/2,487.33 = 734.07/x
3. Step 3: Cross multiply
   1,659.57x = 2,487.33 × 734.07
4. Step 4: Simplify right side
   1,659.57x = 1,825,874.33
5. Step 5: Solve for x
   x = 1,825,874.33/1,659.57
6. Step 6: Final answer
   x = 1,100.21