Finding the Fourth Proportional to 16,342.56, 22,557.57 and 9,630.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,342.56 : 22,557.57 = 9,630.34 : x
2. Step 2: Convert to fraction form
   16,342.56/22,557.57 = 9,630.34/x
3. Step 3: Cross multiply
   16,342.56x = 22,557.57 × 9,630.34
4. Step 4: Simplify right side
   16,342.56x = 217,236,976.17
5. Step 5: Solve for x
   x = 217,236,976.17/16,342.56
6. Step 6: Final answer
   x = 13,292.71