Finding the Fourth Proportional to 1,374.42, 1,895.76 and 849.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.42 : 1,895.76 = 849.54 : x
2. Step 2: Convert to fraction form
   1,374.42/1,895.76 = 849.54/x
3. Step 3: Cross multiply
   1,374.42x = 1,895.76 × 849.54
4. Step 4: Simplify right side
   1,374.42x = 1,610,523.95
5. Step 5: Solve for x
   x = 1,610,523.95/1,374.42
6. Step 6: Final answer
   x = 1,171.78