Finding the Fourth Proportional to 2,709.56, 3,739.65 and 1,530.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.56 : 3,739.65 = 1,530.59 : x
2. Step 2: Convert to fraction form
   2,709.56/3,739.65 = 1,530.59/x
3. Step 3: Cross multiply
   2,709.56x = 3,739.65 × 1,530.59
4. Step 4: Simplify right side
   2,709.56x = 5,723,870.89
5. Step 5: Solve for x
   x = 5,723,870.89/2,709.56
6. Step 6: Final answer
   x = 2,112.47