Finding the Fourth Proportional to 2,071.02, 2,857.94 and 1,126.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.02 : 2,857.94 = 1,126.79 : x
2. Step 2: Convert to fraction form
   2,071.02/2,857.94 = 1,126.79/x
3. Step 3: Cross multiply
   2,071.02x = 2,857.94 × 1,126.79
4. Step 4: Simplify right side
   2,071.02x = 3,220,297.46
5. Step 5: Solve for x
   x = 3,220,297.46/2,071.02
6. Step 6: Final answer
   x = 1,554.93