Finding the Fourth Proportional to 17,372.52, 23,974.05 and 9,414.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,372.52 : 23,974.05 = 9,414.78 : x
2. Step 2: Convert to fraction form
   17,372.52/23,974.05 = 9,414.78/x
3. Step 3: Cross multiply
   17,372.52x = 23,974.05 × 9,414.78
4. Step 4: Simplify right side
   17,372.52x = 225,710,406.46
5. Step 5: Solve for x
   x = 225,710,406.46/17,372.52
6. Step 6: Final answer
   x = 12,992.38