Finding the Fourth Proportional to 16,631.55, 22,953.85 and 9,557.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,631.55 : 22,953.85 = 9,557.82 : x
2. Step 2: Convert to fraction form
   16,631.55/22,953.85 = 9,557.82/x
3. Step 3: Cross multiply
   16,631.55x = 22,953.85 × 9,557.82
4. Step 4: Simplify right side
   16,631.55x = 219,388,742.71
5. Step 5: Solve for x
   x = 219,388,742.71/16,631.55
6. Step 6: Final answer
   x = 13,191.12