Finding the Fourth Proportional to 1,551.38, 2,141.03 and 852.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551.38 : 2,141.03 = 852.89 : x
2. Step 2: Convert to fraction form
   1,551.38/2,141.03 = 852.89/x
3. Step 3: Cross multiply
   1,551.38x = 2,141.03 × 852.89
4. Step 4: Simplify right side
   1,551.38x = 1,826,054.50
5. Step 5: Solve for x
   x = 1,826,054.50/1,551.38
6. Step 6: Final answer
   x = 1,177.06