Finding the Fourth Proportional to 23,357.86, 32,234.80 and 13,288.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,357.86 : 32,234.80 = 13,288.06 : x
2. Step 2: Convert to fraction form
   23,357.86/32,234.80 = 13,288.06/x
3. Step 3: Cross multiply
   23,357.86x = 32,234.80 × 13,288.06
4. Step 4: Simplify right side
   23,357.86x = 428,337,956.49
5. Step 5: Solve for x
   x = 428,337,956.49/23,357.86
6. Step 6: Final answer
   x = 18,338.07