Finding the Fourth Proportional to 2,702.16, 4,050.72 and 969.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,702.16 : 4,050.72 = 969.84 : x
2. Step 2: Convert to fraction form
   2,702.16/4,050.72 = 969.84/x
3. Step 3: Cross multiply
   2,702.16x = 4,050.72 × 969.84
4. Step 4: Simplify right side
   2,702.16x = 3,928,550.28
5. Step 5: Solve for x
   x = 3,928,550.28/2,702.16
6. Step 6: Final answer
   x = 1,453.86