Finding the Fourth Proportional to 1,020.93, 1,532.69 and 849.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020.93 : 1,532.69 = 849.69 : x
2. Step 2: Convert to fraction form
   1,020.93/1,532.69 = 849.69/x
3. Step 3: Cross multiply
   1,020.93x = 1,532.69 × 849.69
4. Step 4: Simplify right side
   1,020.93x = 1,302,313.49
5. Step 5: Solve for x
   x = 1,302,313.49/1,020.93
6. Step 6: Final answer
   x = 1,275.61