Finding the Fourth Proportional to 3,123.81, 4,684.17 and 1,043.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.81 : 4,684.17 = 1,043.10 : x
2. Step 2: Convert to fraction form
   3,123.81/4,684.17 = 1,043.10/x
3. Step 3: Cross multiply
   3,123.81x = 4,684.17 × 1,043.10
4. Step 4: Simplify right side
   3,123.81x = 4,886,057.73
5. Step 5: Solve for x
   x = 4,886,057.73/3,123.81
6. Step 6: Final answer
   x = 1,564.13