Finding the Fourth Proportional to 8,086.52, 12,122.48 and 2,888.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,086.52 : 12,122.48 = 2,888.76 : x
2. Step 2: Convert to fraction form
   8,086.52/12,122.48 = 2,888.76/x
3. Step 3: Cross multiply
   8,086.52x = 12,122.48 × 2,888.76
4. Step 4: Simplify right side
   8,086.52x = 35,018,935.32
5. Step 5: Solve for x
   x = 35,018,935.32/8,086.52
6. Step 6: Final answer
   x = 4,330.53