Finding the Fourth Proportional to 1,374.03, 1,896.30 and 814.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.03 : 1,896.30 = 814.59 : x
2. Step 2: Convert to fraction form
   1,374.03/1,896.30 = 814.59/x
3. Step 3: Cross multiply
   1,374.03x = 1,896.30 × 814.59
4. Step 4: Simplify right side
   1,374.03x = 1,544,707.02
5. Step 5: Solve for x
   x = 1,544,707.02/1,374.03
6. Step 6: Final answer
   x = 1,124.22