Finding the Fourth Proportional to 1,871.37, 2,582.89 and 1,074.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871.37 : 2,582.89 = 1,074.84 : x
2. Step 2: Convert to fraction form
   1,871.37/2,582.89 = 1,074.84/x
3. Step 3: Cross multiply
   1,871.37x = 2,582.89 × 1,074.84
4. Step 4: Simplify right side
   1,871.37x = 2,776,181.11
5. Step 5: Solve for x
   x = 2,776,181.11/1,871.37
6. Step 6: Final answer
   x = 1,483.50