Finding the Fourth Proportional to 16,573.07, 22,870.83 and 9,121.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,573.07 : 22,870.83 = 9,121.07 : x
2. Step 2: Convert to fraction form
   16,573.07/22,870.83 = 9,121.07/x
3. Step 3: Cross multiply
   16,573.07x = 22,870.83 × 9,121.07
4. Step 4: Simplify right side
   16,573.07x = 208,606,327.03
5. Step 5: Solve for x
   x = 208,606,327.03/16,573.07
6. Step 6: Final answer
   x = 12,587.07