Finding the Fourth Proportional to 1,493.57, 2,238.94 and 835.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.57 : 2,238.94 = 835.04 : x
2. Step 2: Convert to fraction form
   1,493.57/2,238.94 = 835.04/x
3. Step 3: Cross multiply
   1,493.57x = 2,238.94 × 835.04
4. Step 4: Simplify right side
   1,493.57x = 1,869,611.10
5. Step 5: Solve for x
   x = 1,869,611.10/1,493.57
6. Step 6: Final answer
   x = 1,251.77