Finding the Fourth Proportional to 2,040.57, 3,056.76 and 1,064.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.57 : 3,056.76 = 1,064.63 : x
2. Step 2: Convert to fraction form
   2,040.57/3,056.76 = 1,064.63/x
3. Step 3: Cross multiply
   2,040.57x = 3,056.76 × 1,064.63
4. Step 4: Simplify right side
   2,040.57x = 3,254,303.12
5. Step 5: Solve for x
   x = 3,254,303.12/2,040.57
6. Step 6: Final answer
   x = 1,594.80