Finding the Fourth Proportional to 2,433.68, 3,649.56 and 1,047.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.68 : 3,649.56 = 1,047.12 : x
2. Step 2: Convert to fraction form
   2,433.68/3,649.56 = 1,047.12/x
3. Step 3: Cross multiply
   2,433.68x = 3,649.56 × 1,047.12
4. Step 4: Simplify right side
   2,433.68x = 3,821,527.27
5. Step 5: Solve for x
   x = 3,821,527.27/2,433.68
6. Step 6: Final answer
   x = 1,570.27