Finding the Fourth Proportional to 16,507.55, 22,780.19 and 9,433.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,507.55 : 22,780.19 = 9,433.82 : x
2. Step 2: Convert to fraction form
   16,507.55/22,780.19 = 9,433.82/x
3. Step 3: Cross multiply
   16,507.55x = 22,780.19 × 9,433.82
4. Step 4: Simplify right side
   16,507.55x = 214,904,292.56
5. Step 5: Solve for x
   x = 214,904,292.56/16,507.55
6. Step 6: Final answer
   x = 13,018.54