Finding the Fourth Proportional to 2,316, 3,195.98 and 1,321.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316 : 3,195.98 = 1,321.42 : x
2. Step 2: Convert to fraction form
   2,316/3,195.98 = 1,321.42/x
3. Step 3: Cross multiply
   2,316x = 3,195.98 × 1,321.42
4. Step 4: Simplify right side
   2,316x = 4,223,231.89
5. Step 5: Solve for x
   x = 4,223,231.89/2,316
6. Step 6: Final answer
   x = 1,823.50