Finding the Fourth Proportional to 19,496.16, 26,903.82 and 12,424.84

Step by Step Solution

1. Step 1: Write the proportion equation
   19,496.16 : 26,903.82 = 12,424.84 : x
2. Step 2: Convert to fraction form
   19,496.16/26,903.82 = 12,424.84/x
3. Step 3: Cross multiply
   19,496.16x = 26,903.82 × 12,424.84
4. Step 4: Simplify right side
   19,496.16x = 334,275,658.89
5. Step 5: Solve for x
   x = 334,275,658.89/19,496.16
6. Step 6: Final answer
   x = 17,145.72