Finding the Fourth Proportional to 2,605.61, 3,595.74 and 1,426.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.61 : 3,595.74 = 1,426.68 : x
2. Step 2: Convert to fraction form
   2,605.61/3,595.74 = 1,426.68/x
3. Step 3: Cross multiply
   2,605.61x = 3,595.74 × 1,426.68
4. Step 4: Simplify right side
   2,605.61x = 5,129,948.82
5. Step 5: Solve for x
   x = 5,129,948.82/2,605.61
6. Step 6: Final answer
   x = 1,968.81