Finding the Fourth Proportional to 2,072.48, 3,104.54 and 1,029.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.48 : 3,104.54 = 1,029.34 : x
2. Step 2: Convert to fraction form
   2,072.48/3,104.54 = 1,029.34/x
3. Step 3: Cross multiply
   2,072.48x = 3,104.54 × 1,029.34
4. Step 4: Simplify right side
   2,072.48x = 3,195,627.20
5. Step 5: Solve for x
   x = 3,195,627.20/2,072.48
6. Step 6: Final answer
   x = 1,541.93