Finding the Fourth Proportional to 1,832.50, 2,528.85 and 1,004.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832.50 : 2,528.85 = 1,004.50 : x
2. Step 2: Convert to fraction form
   1,832.50/2,528.85 = 1,004.50/x
3. Step 3: Cross multiply
   1,832.50x = 2,528.85 × 1,004.50
4. Step 4: Simplify right side
   1,832.50x = 2,540,229.83
5. Step 5: Solve for x
   x = 2,540,229.83/1,832.50
6. Step 6: Final answer
   x = 1,386.21