Finding the Fourth Proportional to 6,775.32, 10,162.86 and 3,486.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,775.32 : 10,162.86 = 3,486.72 : x
2. Step 2: Convert to fraction form
   6,775.32/10,162.86 = 3,486.72/x
3. Step 3: Cross multiply
   6,775.32x = 10,162.86 × 3,486.72
4. Step 4: Simplify right side
   6,775.32x = 35,435,047.22
5. Step 5: Solve for x
   x = 35,435,047.22/6,775.32
6. Step 6: Final answer
   x = 5,230.02