Finding the Fourth Proportional to 23,216.12, 32,037.86 and 12,605.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,216.12 : 32,037.86 = 12,605.72 : x
2. Step 2: Convert to fraction form
   23,216.12/32,037.86 = 12,605.72/x
3. Step 3: Cross multiply
   23,216.12x = 32,037.86 × 12,605.72
4. Step 4: Simplify right side
   23,216.12x = 403,860,292.56
5. Step 5: Solve for x
   x = 403,860,292.56/23,216.12
6. Step 6: Final answer
   x = 17,395.68