Finding the Fourth Proportional to 1,469.63, 2,028.17 and 848.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.63 : 2,028.17 = 848.63 : x
2. Step 2: Convert to fraction form
   1,469.63/2,028.17 = 848.63/x
3. Step 3: Cross multiply
   1,469.63x = 2,028.17 × 848.63
4. Step 4: Simplify right side
   1,469.63x = 1,721,157.89
5. Step 5: Solve for x
   x = 1,721,157.89/1,469.63
6. Step 6: Final answer
   x = 1,171.15