Finding the Fourth Proportional to 2,483.98, 3,724.84 and 1,787.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.98 : 3,724.84 = 1,787.72 : x
2. Step 2: Convert to fraction form
   2,483.98/3,724.84 = 1,787.72/x
3. Step 3: Cross multiply
   2,483.98x = 3,724.84 × 1,787.72
4. Step 4: Simplify right side
   2,483.98x = 6,658,970.96
5. Step 5: Solve for x
   x = 6,658,970.96/2,483.98
6. Step 6: Final answer
   x = 2,680.77