Finding the Fourth Proportional to 17,462.40, 24,128.80 and 13,954.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,462.40 : 24,128.80 = 13,954.56 : x
2. Step 2: Convert to fraction form
   17,462.40/24,128.80 = 13,954.56/x
3. Step 3: Cross multiply
   17,462.40x = 24,128.80 × 13,954.56
4. Step 4: Simplify right side
   17,462.40x = 336,706,787.33
5. Step 5: Solve for x
   x = 336,706,787.33/17,462.40
6. Step 6: Final answer
   x = 19,281.82