Finding the Fourth Proportional to 3,300.64, 4,951.76 and 1,079.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.64 : 4,951.76 = 1,079.60 : x
2. Step 2: Convert to fraction form
   3,300.64/4,951.76 = 1,079.60/x
3. Step 3: Cross multiply
   3,300.64x = 4,951.76 × 1,079.60
4. Step 4: Simplify right side
   3,300.64x = 5,345,916.61
5. Step 5: Solve for x
   x = 5,345,916.61/3,300.64
6. Step 6: Final answer
   x = 1,619.66