Finding the Fourth Proportional to 3,047.43, 4,570.79 and 1,292.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,047.43 : 4,570.79 = 1,292.69 : x
2. Step 2: Convert to fraction form
   3,047.43/4,570.79 = 1,292.69/x
3. Step 3: Cross multiply
   3,047.43x = 4,570.79 × 1,292.69
4. Step 4: Simplify right side
   3,047.43x = 5,908,619.49
5. Step 5: Solve for x
   x = 5,908,619.49/3,047.43
6. Step 6: Final answer
   x = 1,938.89