Finding the Fourth Proportional to 6,856.32, 10,282.94 and 3,155.00

Step by Step Solution

1. Step 1: Write the proportion equation
   6,856.32 : 10,282.94 = 3,155.00 : x
2. Step 2: Convert to fraction form
   6,856.32/10,282.94 = 3,155.00/x
3. Step 3: Cross multiply
   6,856.32x = 10,282.94 × 3,155.00
4. Step 4: Simplify right side
   6,856.32x = 32,442,608.51
5. Step 5: Solve for x
   x = 32,442,608.51/6,856.32
6. Step 6: Final answer
   x = 4,731.78