Finding the Fourth Proportional to 1,870.94, 2,802.81 and 1,049.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.94 : 2,802.81 = 1,049.79 : x
2. Step 2: Convert to fraction form
   1,870.94/2,802.81 = 1,049.79/x
3. Step 3: Cross multiply
   1,870.94x = 2,802.81 × 1,049.79
4. Step 4: Simplify right side
   1,870.94x = 2,942,361.91
5. Step 5: Solve for x
   x = 2,942,361.91/1,870.94
6. Step 6: Final answer
   x = 1,572.67