Finding the Fourth Proportional to 11,822.30, 16,314.56 and 6,444.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822.30 : 16,314.56 = 6,444.79 : x
2. Step 2: Convert to fraction form
   11,822.30/16,314.56 = 6,444.79/x
3. Step 3: Cross multiply
   11,822.30x = 16,314.56 × 6,444.79
4. Step 4: Simplify right side
   11,822.30x = 105,143,901.31
5. Step 5: Solve for x
   x = 105,143,901.31/11,822.30
6. Step 6: Final answer
   x = 8,893.69