Finding the Fourth Proportional to 16,995.74, 23,453.46 and 9,442.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,995.74 : 23,453.46 = 9,442.55 : x
2. Step 2: Convert to fraction form
   16,995.74/23,453.46 = 9,442.55/x
3. Step 3: Cross multiply
   16,995.74x = 23,453.46 × 9,442.55
4. Step 4: Simplify right side
   16,995.74x = 221,460,468.72
5. Step 5: Solve for x
   x = 221,460,468.72/16,995.74
6. Step 6: Final answer
   x = 13,030.35