Finding the Fourth Proportional to 2,426.66, 3,637.83 and 1,127.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.66 : 3,637.83 = 1,127.42 : x
2. Step 2: Convert to fraction form
   2,426.66/3,637.83 = 1,127.42/x
3. Step 3: Cross multiply
   2,426.66x = 3,637.83 × 1,127.42
4. Step 4: Simplify right side
   2,426.66x = 4,101,362.30
5. Step 5: Solve for x
   x = 4,101,362.30/2,426.66
6. Step 6: Final answer
   x = 1,690.13