Finding the Fourth Proportional to 9,405.06, 12,968.91 and 5,867.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,405.06 : 12,968.91 = 5,867.34 : x
2. Step 2: Convert to fraction form
   9,405.06/12,968.91 = 5,867.34/x
3. Step 3: Cross multiply
   9,405.06x = 12,968.91 × 5,867.34
4. Step 4: Simplify right side
   9,405.06x = 76,093,004.40
5. Step 5: Solve for x
   x = 76,093,004.40/9,405.06
6. Step 6: Final answer
   x = 8,090.65