Finding the Fourth Proportional to 1,373.85, 1,895.72 and 814.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.85 : 1,895.72 = 814.23 : x
2. Step 2: Convert to fraction form
   1,373.85/1,895.72 = 814.23/x
3. Step 3: Cross multiply
   1,373.85x = 1,895.72 × 814.23
4. Step 4: Simplify right side
   1,373.85x = 1,543,548.02
5. Step 5: Solve for x
   x = 1,543,548.02/1,373.85
6. Step 6: Final answer
   x = 1,123.52