Finding the Fourth Proportional to 2,605.68, 3,595.86 and 1,426.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.68 : 3,595.86 = 1,426.77 : x
2. Step 2: Convert to fraction form
   2,605.68/3,595.86 = 1,426.77/x
3. Step 3: Cross multiply
   2,605.68x = 3,595.86 × 1,426.77
4. Step 4: Simplify right side
   2,605.68x = 5,130,465.17
5. Step 5: Solve for x
   x = 5,130,465.17/2,605.68
6. Step 6: Final answer
   x = 1,968.95