Finding the Fourth Proportional to 6,885.62, 10,315.15 and 4,114.51

Step by Step Solution

1. Step 1: Write the proportion equation
   6,885.62 : 10,315.15 = 4,114.51 : x
2. Step 2: Convert to fraction form
   6,885.62/10,315.15 = 4,114.51/x
3. Step 3: Cross multiply
   6,885.62x = 10,315.15 × 4,114.51
4. Step 4: Simplify right side
   6,885.62x = 42,441,787.83
5. Step 5: Solve for x
   x = 42,441,787.83/6,885.62
6. Step 6: Final answer
   x = 6,163.83