Finding the Fourth Proportional to 17,320.58, 23,902.31 and 9,362.73

Step by Step Solution

1. Step 1: Write the proportion equation
   17,320.58 : 23,902.31 = 9,362.73 : x
2. Step 2: Convert to fraction form
   17,320.58/23,902.31 = 9,362.73/x
3. Step 3: Cross multiply
   17,320.58x = 23,902.31 × 9,362.73
4. Step 4: Simplify right side
   17,320.58x = 223,790,898.31
5. Step 5: Solve for x
   x = 223,790,898.31/17,320.58
6. Step 6: Final answer
   x = 12,920.52