Finding the Fourth Proportional to 1,367.23, 1,887.56 and 902.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367.23 : 1,887.56 = 902.83 : x
2. Step 2: Convert to fraction form
   1,367.23/1,887.56 = 902.83/x
3. Step 3: Cross multiply
   1,367.23x = 1,887.56 × 902.83
4. Step 4: Simplify right side
   1,367.23x = 1,704,145.79
5. Step 5: Solve for x
   x = 1,704,145.79/1,367.23
6. Step 6: Final answer
   x = 1,246.42