Finding the Fourth Proportional to 1,411.06, 1,947.33 and 851.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.06 : 1,947.33 = 851.56 : x
2. Step 2: Convert to fraction form
   1,411.06/1,947.33 = 851.56/x
3. Step 3: Cross multiply
   1,411.06x = 1,947.33 × 851.56
4. Step 4: Simplify right side
   1,411.06x = 1,658,268.33
5. Step 5: Solve for x
   x = 1,658,268.33/1,411.06
6. Step 6: Final answer
   x = 1,175.19