Finding the Fourth Proportional to 1,433.88, 2,152.74 and 849.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.88 : 2,152.74 = 849.96 : x
2. Step 2: Convert to fraction form
   1,433.88/2,152.74 = 849.96/x
3. Step 3: Cross multiply
   1,433.88x = 2,152.74 × 849.96
4. Step 4: Simplify right side
   1,433.88x = 1,829,742.89
5. Step 5: Solve for x
   x = 1,829,742.89/1,433.88
6. Step 6: Final answer
   x = 1,276.08