Finding the Fourth Proportional to 2,959.56, 4,436.20 and 1,109.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,959.56 : 4,436.20 = 1,109.48 : x
2. Step 2: Convert to fraction form
   2,959.56/4,436.20 = 1,109.48/x
3. Step 3: Cross multiply
   2,959.56x = 4,436.20 × 1,109.48
4. Step 4: Simplify right side
   2,959.56x = 4,921,875.18
5. Step 5: Solve for x
   x = 4,921,875.18/2,959.56
6. Step 6: Final answer
   x = 1,663.04