Finding the Fourth Proportional to 23,293.37, 32,145.05 and 13,221.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,293.37 : 32,145.05 = 13,221.83 : x
2. Step 2: Convert to fraction form
   23,293.37/32,145.05 = 13,221.83/x
3. Step 3: Cross multiply
   23,293.37x = 32,145.05 × 13,221.83
4. Step 4: Simplify right side
   23,293.37x = 425,016,499.86
5. Step 5: Solve for x
   x = 425,016,499.86/23,293.37
6. Step 6: Final answer
   x = 18,246.24