Finding the Fourth Proportional to 12,223.43, 18,337.20 and 3,788.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,223.43 : 18,337.20 = 3,788.00 : x
2. Step 2: Convert to fraction form
   12,223.43/18,337.20 = 3,788.00/x
3. Step 3: Cross multiply
   12,223.43x = 18,337.20 × 3,788.00
4. Step 4: Simplify right side
   12,223.43x = 69,461,221.91
5. Step 5: Solve for x
   x = 69,461,221.91/12,223.43
6. Step 6: Final answer
   x = 5,682.63