Finding the Fourth Proportional to 1,996.35, 2,986.52 and 1,725.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.35 : 2,986.52 = 1,725.36 : x
2. Step 2: Convert to fraction form
   1,996.35/2,986.52 = 1,725.36/x
3. Step 3: Cross multiply
   1,996.35x = 2,986.52 × 1,725.36
4. Step 4: Simplify right side
   1,996.35x = 5,152,813.52
5. Step 5: Solve for x
   x = 5,152,813.52/1,996.35
6. Step 6: Final answer
   x = 2,581.12