Finding the Fourth Proportional to 1,395.50, 1,925.30 and 835.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395.50 : 1,925.30 = 835.82 : x
2. Step 2: Convert to fraction form
   1,395.50/1,925.30 = 835.82/x
3. Step 3: Cross multiply
   1,395.50x = 1,925.30 × 835.82
4. Step 4: Simplify right side
   1,395.50x = 1,609,203.93
5. Step 5: Solve for x
   x = 1,609,203.93/1,395.50
6. Step 6: Final answer
   x = 1,153.14