Finding the Fourth Proportional to 8,150.76, 12,228.03 and 2,603.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,150.76 : 12,228.03 = 2,603.34 : x
2. Step 2: Convert to fraction form
   8,150.76/12,228.03 = 2,603.34/x
3. Step 3: Cross multiply
   8,150.76x = 12,228.03 × 2,603.34
4. Step 4: Simplify right side
   8,150.76x = 31,833,719.62
5. Step 5: Solve for x
   x = 31,833,719.62/8,150.76
6. Step 6: Final answer
   x = 3,905.61