Finding the Fourth Proportional to 1,828.99, 2,523.69 and 1,042.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828.99 : 2,523.69 = 1,042.89 : x
2. Step 2: Convert to fraction form
   1,828.99/2,523.69 = 1,042.89/x
3. Step 3: Cross multiply
   1,828.99x = 2,523.69 × 1,042.89
4. Step 4: Simplify right side
   1,828.99x = 2,631,921.60
5. Step 5: Solve for x
   x = 2,631,921.60/1,828.99
6. Step 6: Final answer
   x = 1,439.00