Finding the Fourth Proportional to 16,597.52, 22,904.56 and 9,145.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,597.52 : 22,904.56 = 9,145.52 : x
2. Step 2: Convert to fraction form
   16,597.52/22,904.56 = 9,145.52/x
3. Step 3: Cross multiply
   16,597.52x = 22,904.56 × 9,145.52
4. Step 4: Simplify right side
   16,597.52x = 209,474,111.57
5. Step 5: Solve for x
   x = 209,474,111.57/16,597.52
6. Step 6: Final answer
   x = 12,620.81