Finding the Fourth Proportional to 8,876.37, 12,249.79 and 5,100.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,876.37 : 12,249.79 = 5,100.76 : x
2. Step 2: Convert to fraction form
   8,876.37/12,249.79 = 5,100.76/x
3. Step 3: Cross multiply
   8,876.37x = 12,249.79 × 5,100.76
4. Step 4: Simplify right side
   8,876.37x = 62,483,195.46
5. Step 5: Solve for x
   x = 62,483,195.46/8,876.37
6. Step 6: Final answer
   x = 7,039.27