Finding the Fourth Proportional to 23,076.23, 31,845.20 and 12,465.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,076.23 : 31,845.20 = 12,465.86 : x
2. Step 2: Convert to fraction form
   23,076.23/31,845.20 = 12,465.86/x
3. Step 3: Cross multiply
   23,076.23x = 31,845.20 × 12,465.86
4. Step 4: Simplify right side
   23,076.23x = 396,977,583.32
5. Step 5: Solve for x
   x = 396,977,583.32/23,076.23
6. Step 6: Final answer
   x = 17,202.88