Finding the Fourth Proportional to 10,984.42, 16,476.49 and 2,664.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.42 : 16,476.49 = 2,664.50 : x
2. Step 2: Convert to fraction form
   10,984.42/16,476.49 = 2,664.50/x
3. Step 3: Cross multiply
   10,984.42x = 16,476.49 × 2,664.50
4. Step 4: Simplify right side
   10,984.42x = 43,901,594.28
5. Step 5: Solve for x
   x = 43,901,594.28/10,984.42
6. Step 6: Final answer
   x = 3,996.72