Finding the Fourth Proportional to 16,321.82, 22,525.71 and 9,947.93

Step by Step Solution

1. Step 1: Write the proportion equation
   16,321.82 : 22,525.71 = 9,947.93 : x
2. Step 2: Convert to fraction form
   16,321.82/22,525.71 = 9,947.93/x
3. Step 3: Cross multiply
   16,321.82x = 22,525.71 × 9,947.93
4. Step 4: Simplify right side
   16,321.82x = 224,084,186.28
5. Step 5: Solve for x
   x = 224,084,186.28/16,321.82
6. Step 6: Final answer
   x = 13,729.12