Finding the Fourth Proportional to 1,801.41, 2,485.89 and 1,004.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801.41 : 2,485.89 = 1,004.76 : x
2. Step 2: Convert to fraction form
   1,801.41/2,485.89 = 1,004.76/x
3. Step 3: Cross multiply
   1,801.41x = 2,485.89 × 1,004.76
4. Step 4: Simplify right side
   1,801.41x = 2,497,712.92
5. Step 5: Solve for x
   x = 2,497,712.92/1,801.41
6. Step 6: Final answer
   x = 1,386.53