Finding the Fourth Proportional to 2,605.58, 3,595.74 and 1,426.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.58 : 3,595.74 = 1,426.76 : x
2. Step 2: Convert to fraction form
   2,605.58/3,595.74 = 1,426.76/x
3. Step 3: Cross multiply
   2,605.58x = 3,595.74 × 1,426.76
4. Step 4: Simplify right side
   2,605.58x = 5,130,258.00
5. Step 5: Solve for x
   x = 5,130,258.00/2,605.58
6. Step 6: Final answer
   x = 1,968.95