Finding the Fourth Proportional to 7,883.15, 10,878.71 and 4,298.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,883.15 : 10,878.71 = 4,298.31 : x
2. Step 2: Convert to fraction form
   7,883.15/10,878.71 = 4,298.31/x
3. Step 3: Cross multiply
   7,883.15x = 10,878.71 × 4,298.31
4. Step 4: Simplify right side
   7,883.15x = 46,760,046.49
5. Step 5: Solve for x
   x = 46,760,046.49/7,883.15
6. Step 6: Final answer
   x = 5,931.65