Finding the Fourth Proportional to 8,944.18, 12,343.54 and 5,167.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,944.18 : 12,343.54 = 5,167.50 : x
2. Step 2: Convert to fraction form
   8,944.18/12,343.54 = 5,167.50/x
3. Step 3: Cross multiply
   8,944.18x = 12,343.54 × 5,167.50
4. Step 4: Simplify right side
   8,944.18x = 63,785,262.86
5. Step 5: Solve for x
   x = 63,785,262.86/8,944.18
6. Step 6: Final answer
   x = 7,131.48