Finding the Fourth Proportional to 1,852.38, 2,556.72 and 1,066.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,852.38 : 2,556.72 = 1,066.92 : x
2. Step 2: Convert to fraction form
   1,852.38/2,556.72 = 1,066.92/x
3. Step 3: Cross multiply
   1,852.38x = 2,556.72 × 1,066.92
4. Step 4: Simplify right side
   1,852.38x = 2,727,815.70
5. Step 5: Solve for x
   x = 2,727,815.70/1,852.38
6. Step 6: Final answer
   x = 1,472.60