Finding the Fourth Proportional to 2,606.45, 3,596.90 and 1,427.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.45 : 3,596.90 = 1,427.51 : x
2. Step 2: Convert to fraction form
   2,606.45/3,596.90 = 1,427.51/x
3. Step 3: Cross multiply
   2,606.45x = 3,596.90 × 1,427.51
4. Step 4: Simplify right side
   2,606.45x = 5,134,603.58
5. Step 5: Solve for x
   x = 5,134,603.58/2,606.45
6. Step 6: Final answer
   x = 1,969.96