Finding the Fourth Proportional to 1,697.72, 2,342.62 and 951.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697.72 : 2,342.62 = 951.72 : x
2. Step 2: Convert to fraction form
   1,697.72/2,342.62 = 951.72/x
3. Step 3: Cross multiply
   1,697.72x = 2,342.62 × 951.72
4. Step 4: Simplify right side
   1,697.72x = 2,229,518.31
5. Step 5: Solve for x
   x = 2,229,518.31/1,697.72
6. Step 6: Final answer
   x = 1,313.24