Finding the Fourth Proportional to 1,483.28, 2,047.06 and 1,109.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.28 : 2,047.06 = 1,109.60 : x
2. Step 2: Convert to fraction form
   1,483.28/2,047.06 = 1,109.60/x
3. Step 3: Cross multiply
   1,483.28x = 2,047.06 × 1,109.60
4. Step 4: Simplify right side
   1,483.28x = 2,271,417.78
5. Step 5: Solve for x
   x = 2,271,417.78/1,483.28
6. Step 6: Final answer
   x = 1,531.35