Finding the Fourth Proportional to 1,156.96, 1,736.30 and 849.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.96 : 1,736.30 = 849.61 : x
2. Step 2: Convert to fraction form
   1,156.96/1,736.30 = 849.61/x
3. Step 3: Cross multiply
   1,156.96x = 1,736.30 × 849.61
4. Step 4: Simplify right side
   1,156.96x = 1,475,173.59
5. Step 5: Solve for x
   x = 1,475,173.59/1,156.96
6. Step 6: Final answer
   x = 1,275.04