Finding the Fourth Proportional to 2,085, 3,123.66 and 1,043.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085 : 3,123.66 = 1,043.82 : x
2. Step 2: Convert to fraction form
   2,085/3,123.66 = 1,043.82/x
3. Step 3: Cross multiply
   2,085x = 3,123.66 × 1,043.82
4. Step 4: Simplify right side
   2,085x = 3,260,538.78
5. Step 5: Solve for x
   x = 3,260,538.78/2,085
6. Step 6: Final answer
   x = 1,563.81