Finding the Fourth Proportional to 6,785.32, 10,180.16 and 2,106.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,785.32 : 10,180.16 = 2,106.25 : x
2. Step 2: Convert to fraction form
   6,785.32/10,180.16 = 2,106.25/x
3. Step 3: Cross multiply
   6,785.32x = 10,180.16 × 2,106.25
4. Step 4: Simplify right side
   6,785.32x = 21,442,019.69
5. Step 5: Solve for x
   x = 21,442,019.69/6,785.32
6. Step 6: Final answer
   x = 3,160.06