Finding the Fourth Proportional to 1,434.32, 2,146.04 and 849.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.32 : 2,146.04 = 849.63 : x
2. Step 2: Convert to fraction form
   1,434.32/2,146.04 = 849.63/x
3. Step 3: Cross multiply
   1,434.32x = 2,146.04 × 849.63
4. Step 4: Simplify right side
   1,434.32x = 1,823,335.72
5. Step 5: Solve for x
   x = 1,823,335.72/1,434.32
6. Step 6: Final answer
   x = 1,271.22