Finding the Fourth Proportional to 8,932.89, 12,327.30 and 5,155.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,932.89 : 12,327.30 = 5,155.71 : x
2. Step 2: Convert to fraction form
   8,932.89/12,327.30 = 5,155.71/x
3. Step 3: Cross multiply
   8,932.89x = 12,327.30 × 5,155.71
4. Step 4: Simplify right side
   8,932.89x = 63,555,983.88
5. Step 5: Solve for x
   x = 63,555,983.88/8,932.89
6. Step 6: Final answer
   x = 7,114.83