Finding the Fourth Proportional to 8,731.89, 12,050.31 and 4,753.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,731.89 : 12,050.31 = 4,753.07 : x
2. Step 2: Convert to fraction form
   8,731.89/12,050.31 = 4,753.07/x
3. Step 3: Cross multiply
   8,731.89x = 12,050.31 × 4,753.07
4. Step 4: Simplify right side
   8,731.89x = 57,275,906.70
5. Step 5: Solve for x
   x = 57,275,906.70/8,731.89
6. Step 6: Final answer
   x = 6,559.39