Finding the Fourth Proportional to 1,697.72, 2,342.56 and 951.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697.72 : 2,342.56 = 951.56 : x
2. Step 2: Convert to fraction form
   1,697.72/2,342.56 = 951.56/x
3. Step 3: Cross multiply
   1,697.72x = 2,342.56 × 951.56
4. Step 4: Simplify right side
   1,697.72x = 2,229,086.39
5. Step 5: Solve for x
   x = 2,229,086.39/1,697.72
6. Step 6: Final answer
   x = 1,312.99