Finding the Fourth Proportional to 2,483.15, 3,428.35 and 1,539.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.15 : 3,428.35 = 1,539.94 : x
2. Step 2: Convert to fraction form
   2,483.15/3,428.35 = 1,539.94/x
3. Step 3: Cross multiply
   2,483.15x = 3,428.35 × 1,539.94
4. Step 4: Simplify right side
   2,483.15x = 5,279,453.30
5. Step 5: Solve for x
   x = 5,279,453.30/2,483.15
6. Step 6: Final answer
   x = 2,126.11