Finding the Fourth Proportional to 1,393.27, 1,921.05 and 895.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393.27 : 1,921.05 = 895.93 : x
2. Step 2: Convert to fraction form
   1,393.27/1,921.05 = 895.93/x
3. Step 3: Cross multiply
   1,393.27x = 1,921.05 × 895.93
4. Step 4: Simplify right side
   1,393.27x = 1,721,126.33
5. Step 5: Solve for x
   x = 1,721,126.33/1,393.27
6. Step 6: Final answer
   x = 1,235.31