Finding the Fourth Proportional to 9,267.88, 12,789.74 and 5,076.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,267.88 : 12,789.74 = 5,076.12 : x
2. Step 2: Convert to fraction form
   9,267.88/12,789.74 = 5,076.12/x
3. Step 3: Cross multiply
   9,267.88x = 12,789.74 × 5,076.12
4. Step 4: Simplify right side
   9,267.88x = 64,922,255.01
5. Step 5: Solve for x
   x = 64,922,255.01/9,267.88
6. Step 6: Final answer
   x = 7,005.08