Finding the Fourth Proportional to 2,047.79, 3,072.50 and 1,074.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.79 : 3,072.50 = 1,074.58 : x
2. Step 2: Convert to fraction form
   2,047.79/3,072.50 = 1,074.58/x
3. Step 3: Cross multiply
   2,047.79x = 3,072.50 × 1,074.58
4. Step 4: Simplify right side
   2,047.79x = 3,301,647.05
5. Step 5: Solve for x
   x = 3,301,647.05/2,047.79
6. Step 6: Final answer
   x = 1,612.30