Finding the Fourth Proportional to 1,296.72, 1,942.50 and 602.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296.72 : 1,942.50 = 602.46 : x
2. Step 2: Convert to fraction form
   1,296.72/1,942.50 = 602.46/x
3. Step 3: Cross multiply
   1,296.72x = 1,942.50 × 602.46
4. Step 4: Simplify right side
   1,296.72x = 1,170,278.55
5. Step 5: Solve for x
   x = 1,170,278.55/1,296.72
6. Step 6: Final answer
   x = 902.49