Finding the Fourth Proportional to 1,103.73, 1,656.18 and 1,017.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.73 : 1,656.18 = 1,017.45 : x
2. Step 2: Convert to fraction form
   1,103.73/1,656.18 = 1,017.45/x
3. Step 3: Cross multiply
   1,103.73x = 1,656.18 × 1,017.45
4. Step 4: Simplify right side
   1,103.73x = 1,685,080.34
5. Step 5: Solve for x
   x = 1,685,080.34/1,103.73
6. Step 6: Final answer
   x = 1,526.71