Finding the Fourth Proportional to 12,244.37, 18,373.47 and 5,223.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,244.37 : 18,373.47 = 5,223.72 : x
2. Step 2: Convert to fraction form
   12,244.37/18,373.47 = 5,223.72/x
3. Step 3: Cross multiply
   12,244.37x = 18,373.47 × 5,223.72
4. Step 4: Simplify right side
   12,244.37x = 95,977,862.71
5. Step 5: Solve for x
   x = 95,977,862.71/12,244.37
6. Step 6: Final answer
   x = 7,838.53