Finding the Fourth Proportional to 19,847.06, 27,401.78 and 12,301.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847.06 : 27,401.78 = 12,301.42 : x
2. Step 2: Convert to fraction form
   19,847.06/27,401.78 = 12,301.42/x
3. Step 3: Cross multiply
   19,847.06x = 27,401.78 × 12,301.42
4. Step 4: Simplify right side
   19,847.06x = 337,080,800.86
5. Step 5: Solve for x
   x = 337,080,800.86/19,847.06
6. Step 6: Final answer
   x = 16,983.91