Finding the Fourth Proportional to 16,473.16, 22,734.59 and 9,400.65

Step by Step Solution

1. Step 1: Write the proportion equation
   16,473.16 : 22,734.59 = 9,400.65 : x
2. Step 2: Convert to fraction form
   16,473.16/22,734.59 = 9,400.65/x
3. Step 3: Cross multiply
   16,473.16x = 22,734.59 × 9,400.65
4. Step 4: Simplify right side
   16,473.16x = 213,719,844.10
5. Step 5: Solve for x
   x = 213,719,844.10/16,473.16
6. Step 6: Final answer
   x = 12,973.82