Finding the Fourth Proportional to 1,004.33, 1,503.05 and 694.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004.33 : 1,503.05 = 694.10 : x
2. Step 2: Convert to fraction form
   1,004.33/1,503.05 = 694.10/x
3. Step 3: Cross multiply
   1,004.33x = 1,503.05 × 694.10
4. Step 4: Simplify right side
   1,004.33x = 1,043,256.02
5. Step 5: Solve for x
   x = 1,043,256.02/1,004.33
6. Step 6: Final answer
   x = 1,038.76