Finding the Fourth Proportional to 2,468.84, 3,702.72 and 1,426.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,468.84 : 3,702.72 = 1,426.64 : x
2. Step 2: Convert to fraction form
   2,468.84/3,702.72 = 1,426.64/x
3. Step 3: Cross multiply
   2,468.84x = 3,702.72 × 1,426.64
4. Step 4: Simplify right side
   2,468.84x = 5,282,448.46
5. Step 5: Solve for x
   x = 5,282,448.46/2,468.84
6. Step 6: Final answer
   x = 2,139.65