Finding the Fourth Proportional to 2,606.34, 3,596.52 and 1,427.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.34 : 3,596.52 = 1,427.40 : x
2. Step 2: Convert to fraction form
   2,606.34/3,596.52 = 1,427.40/x
3. Step 3: Cross multiply
   2,606.34x = 3,596.52 × 1,427.40
4. Step 4: Simplify right side
   2,606.34x = 5,133,672.65
5. Step 5: Solve for x
   x = 5,133,672.65/2,606.34
6. Step 6: Final answer
   x = 1,969.69