Finding the Fourth Proportional to 12,164.72, 18,235.53 and 3,839.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,164.72 : 18,235.53 = 3,839.00 : x
2. Step 2: Convert to fraction form
   12,164.72/18,235.53 = 3,839.00/x
3. Step 3: Cross multiply
   12,164.72x = 18,235.53 × 3,839.00
4. Step 4: Simplify right side
   12,164.72x = 70,006,108.49
5. Step 5: Solve for x
   x = 70,006,108.49/12,164.72
6. Step 6: Final answer
   x = 5,754.85