Finding the Fourth Proportional to 6,787.76, 10,185.08 and 3,089.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,787.76 : 10,185.08 = 3,089.48 : x
2. Step 2: Convert to fraction form
   6,787.76/10,185.08 = 3,089.48/x
3. Step 3: Cross multiply
   6,787.76x = 10,185.08 × 3,089.48
4. Step 4: Simplify right side
   6,787.76x = 31,466,534.59
5. Step 5: Solve for x
   x = 31,466,534.59/6,787.76
6. Step 6: Final answer
   x = 4,635.78