Finding the Fourth Proportional to 1,483.33, 2,047.09 and 853.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.33 : 2,047.09 = 853.93 : x
2. Step 2: Convert to fraction form
   1,483.33/2,047.09 = 853.93/x
3. Step 3: Cross multiply
   1,483.33x = 2,047.09 × 853.93
4. Step 4: Simplify right side
   1,483.33x = 1,748,067.29
5. Step 5: Solve for x
   x = 1,748,067.29/1,483.33
6. Step 6: Final answer
   x = 1,178.48