Finding the Fourth Proportional to 1,333.56, 1,996.14 and 1,100.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.56 : 1,996.14 = 1,100.28 : x
2. Step 2: Convert to fraction form
   1,333.56/1,996.14 = 1,100.28/x
3. Step 3: Cross multiply
   1,333.56x = 1,996.14 × 1,100.28
4. Step 4: Simplify right side
   1,333.56x = 2,196,312.92
5. Step 5: Solve for x
   x = 2,196,312.92/1,333.56
6. Step 6: Final answer
   x = 1,646.95