Finding the Fourth Proportional to 1,951.92, 2,925.40 and 976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951.92 : 2,925.40 = 976.72 : x
2. Step 2: Convert to fraction form
   1,951.92/2,925.40 = 976.72/x
3. Step 3: Cross multiply
   1,951.92x = 2,925.40 × 976.72
4. Step 4: Simplify right side
   1,951.92x = 2,857,296.69
5. Step 5: Solve for x
   x = 2,857,296.69/1,951.92
6. Step 6: Final answer
   x = 1,463.84