Finding the Fourth Proportional to 3,084.72, 4,627.30 and 976.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,084.72 : 4,627.30 = 976.83 : x
2. Step 2: Convert to fraction form
   3,084.72/4,627.30 = 976.83/x
3. Step 3: Cross multiply
   3,084.72x = 4,627.30 × 976.83
4. Step 4: Simplify right side
   3,084.72x = 4,520,062.32
5. Step 5: Solve for x
   x = 4,520,062.32/3,084.72
6. Step 6: Final answer
   x = 1,465.31