Finding the Fourth Proportional to 2,141.13, 3,209.46 and 1,043.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.13 : 3,209.46 = 1,043.99 : x
2. Step 2: Convert to fraction form
   2,141.13/3,209.46 = 1,043.99/x
3. Step 3: Cross multiply
   2,141.13x = 3,209.46 × 1,043.99
4. Step 4: Simplify right side
   2,141.13x = 3,350,628.10
5. Step 5: Solve for x
   x = 3,350,628.10/2,141.13
6. Step 6: Final answer
   x = 1,564.89