Finding the Fourth Proportional to 1,888.06, 2,833.02 and 848.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,888.06 : 2,833.02 = 848.78 : x
2. Step 2: Convert to fraction form
   1,888.06/2,833.02 = 848.78/x
3. Step 3: Cross multiply
   1,888.06x = 2,833.02 × 848.78
4. Step 4: Simplify right side
   1,888.06x = 2,404,610.72
5. Step 5: Solve for x
   x = 2,404,610.72/1,888.06
6. Step 6: Final answer
   x = 1,273.59