Finding the Fourth Proportional to 1,506.18, 2,257.89 and 848.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.18 : 2,257.89 = 848.43 : x
2. Step 2: Convert to fraction form
   1,506.18/2,257.89 = 848.43/x
3. Step 3: Cross multiply
   1,506.18x = 2,257.89 × 848.43
4. Step 4: Simplify right side
   1,506.18x = 1,915,661.61
5. Step 5: Solve for x
   x = 1,915,661.61/1,506.18
6. Step 6: Final answer
   x = 1,271.87