Finding the Fourth Proportional to 1,828.01, 2,522.69 and 1,042.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828.01 : 2,522.69 = 1,042.07 : x
2. Step 2: Convert to fraction form
   1,828.01/2,522.69 = 1,042.07/x
3. Step 3: Cross multiply
   1,828.01x = 2,522.69 × 1,042.07
4. Step 4: Simplify right side
   1,828.01x = 2,628,819.57
5. Step 5: Solve for x
   x = 2,628,819.57/1,828.01
6. Step 6: Final answer
   x = 1,438.08