Finding the Fourth Proportional to 2,725.43, 4,085.46 and 875.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.43 : 4,085.46 = 875.19 : x
2. Step 2: Convert to fraction form
   2,725.43/4,085.46 = 875.19/x
3. Step 3: Cross multiply
   2,725.43x = 4,085.46 × 875.19
4. Step 4: Simplify right side
   2,725.43x = 3,575,553.74
5. Step 5: Solve for x
   x = 3,575,553.74/2,725.43
6. Step 6: Final answer
   x = 1,311.93