Finding the Fourth Proportional to 16,173.68, 24,256.20 and 7,412.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,173.68 : 24,256.20 = 7,412.72 : x
2. Step 2: Convert to fraction form
   16,173.68/24,256.20 = 7,412.72/x
3. Step 3: Cross multiply
   16,173.68x = 24,256.20 × 7,412.72
4. Step 4: Simplify right side
   16,173.68x = 179,804,418.86
5. Step 5: Solve for x
   x = 179,804,418.86/16,173.68
6. Step 6: Final answer
   x = 11,117.10