Finding the Fourth Proportional to 2,231.56, 3,079.56 and 1,300.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231.56 : 3,079.56 = 1,300.06 : x
2. Step 2: Convert to fraction form
   2,231.56/3,079.56 = 1,300.06/x
3. Step 3: Cross multiply
   2,231.56x = 3,079.56 × 1,300.06
4. Step 4: Simplify right side
   2,231.56x = 4,003,612.77
5. Step 5: Solve for x
   x = 4,003,612.77/2,231.56
6. Step 6: Final answer
   x = 1,794.09