Finding the Fourth Proportional to 1,805.52, 2,706.77 and 1,112.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805.52 : 2,706.77 = 1,112.16 : x
2. Step 2: Convert to fraction form
   1,805.52/2,706.77 = 1,112.16/x
3. Step 3: Cross multiply
   1,805.52x = 2,706.77 × 1,112.16
4. Step 4: Simplify right side
   1,805.52x = 3,010,355.76
5. Step 5: Solve for x
   x = 3,010,355.76/1,805.52
6. Step 6: Final answer
   x = 1,667.31