Finding the Fourth Proportional to 1,600.03, 2,206.83 and 1,103.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,600.03 : 2,206.83 = 1,103.50 : x
2. Step 2: Convert to fraction form
   1,600.03/2,206.83 = 1,103.50/x
3. Step 3: Cross multiply
   1,600.03x = 2,206.83 × 1,103.50
4. Step 4: Simplify right side
   1,600.03x = 2,435,237.59
5. Step 5: Solve for x
   x = 2,435,237.59/1,600.03
6. Step 6: Final answer
   x = 1,521.99