Finding the Fourth Proportional to 16,538.07, 22,822.58 and 8,984.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,538.07 : 22,822.58 = 8,984.34 : x
2. Step 2: Convert to fraction form
   16,538.07/22,822.58 = 8,984.34/x
3. Step 3: Cross multiply
   16,538.07x = 22,822.58 × 8,984.34
4. Step 4: Simplify right side
   16,538.07x = 205,045,818.40
5. Step 5: Solve for x
   x = 205,045,818.40/16,538.07
6. Step 6: Final answer
   x = 12,398.41