Finding the Fourth Proportional to 2,036.80, 3,048.72 and 1,061.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.80 : 3,048.72 = 1,061.56 : x
2. Step 2: Convert to fraction form
   2,036.80/3,048.72 = 1,061.56/x
3. Step 3: Cross multiply
   2,036.80x = 3,048.72 × 1,061.56
4. Step 4: Simplify right side
   2,036.80x = 3,236,399.20
5. Step 5: Solve for x
   x = 3,236,399.20/2,036.80
6. Step 6: Final answer
   x = 1,588.96