Finding the Fourth Proportional to 18,002.99, 24,846.65 and 12,983.83

Step by Step Solution

1. Step 1: Write the proportion equation
   18,002.99 : 24,846.65 = 12,983.83 : x
2. Step 2: Convert to fraction form
   18,002.99/24,846.65 = 12,983.83/x
3. Step 3: Cross multiply
   18,002.99x = 24,846.65 × 12,983.83
4. Step 4: Simplify right side
   18,002.99x = 322,604,601.32
5. Step 5: Solve for x
   x = 322,604,601.32/18,002.99
6. Step 6: Final answer
   x = 17,919.50