Finding the Fourth Proportional to 8,126.76, 12,208.59 and 5,358.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,126.76 : 12,208.59 = 5,358.83 : x
2. Step 2: Convert to fraction form
   8,126.76/12,208.59 = 5,358.83/x
3. Step 3: Cross multiply
   8,126.76x = 12,208.59 × 5,358.83
4. Step 4: Simplify right side
   8,126.76x = 65,423,777.71
5. Step 5: Solve for x
   x = 65,423,777.71/8,126.76
6. Step 6: Final answer
   x = 8,050.42