Finding the Fourth Proportional to 2,483.40, 3,427.98 and 1,539.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.40 : 3,427.98 = 1,539.34 : x
2. Step 2: Convert to fraction form
   2,483.40/3,427.98 = 1,539.34/x
3. Step 3: Cross multiply
   2,483.40x = 3,427.98 × 1,539.34
4. Step 4: Simplify right side
   2,483.40x = 5,276,826.73
5. Step 5: Solve for x
   x = 5,276,826.73/2,483.40
6. Step 6: Final answer
   x = 2,124.84