Finding the Fourth Proportional to 1,103.72, 1,655.61 and 282.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.72 : 1,655.61 = 282.00 : x
2. Step 2: Convert to fraction form
   1,103.72/1,655.61 = 282.00/x
3. Step 3: Cross multiply
   1,103.72x = 1,655.61 × 282.00
4. Step 4: Simplify right side
   1,103.72x = 466,887.17
5. Step 5: Solve for x
   x = 466,887.17/1,103.72
6. Step 6: Final answer
   x = 423.01