Finding the Fourth Proportional to 1,395.34, 1,925.40 and 835.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395.34 : 1,925.40 = 835.73 : x
2. Step 2: Convert to fraction form
   1,395.34/1,925.40 = 835.73/x
3. Step 3: Cross multiply
   1,395.34x = 1,925.40 × 835.73
4. Step 4: Simplify right side
   1,395.34x = 1,609,115.27
5. Step 5: Solve for x
   x = 1,609,115.27/1,395.34
6. Step 6: Final answer
   x = 1,153.21