Finding the Fourth Proportional to 8,111.60, 10,795.46 and 8,111.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.60 : 10,795.46 = 8,111.60 : x
2. Step 2: Convert to fraction form
   8,111.60/10,795.46 = 8,111.60/x
3. Step 3: Cross multiply
   8,111.60x = 10,795.46 × 8,111.60
4. Step 4: Simplify right side
   8,111.60x = 87,568,453.34
5. Step 5: Solve for x
   x = 87,568,453.34/8,111.60
6. Step 6: Final answer
   x = 10,795.46