Finding the Fourth Proportional to 10,647.78, 14,693.73 and 6,671.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,647.78 : 14,693.73 = 6,671.10 : x
2. Step 2: Convert to fraction form
   10,647.78/14,693.73 = 6,671.10/x
3. Step 3: Cross multiply
   10,647.78x = 14,693.73 × 6,671.10
4. Step 4: Simplify right side
   10,647.78x = 98,023,342.20
5. Step 5: Solve for x
   x = 98,023,342.20/10,647.78
6. Step 6: Final answer
   x = 9,205.99