Finding the Fourth Proportional to 10,787.82, 14,887.47 and 6,072.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,787.82 : 14,887.47 = 6,072.27 : x
2. Step 2: Convert to fraction form
   10,787.82/14,887.47 = 6,072.27/x
3. Step 3: Cross multiply
   10,787.82x = 14,887.47 × 6,072.27
4. Step 4: Simplify right side
   10,787.82x = 90,400,737.46
5. Step 5: Solve for x
   x = 90,400,737.46/10,787.82
6. Step 6: Final answer
   x = 8,379.89