Finding the Fourth Proportional to 23,235.56, 32,065.15 and 13,165.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,235.56 : 32,065.15 = 13,165.86 : x
2. Step 2: Convert to fraction form
   23,235.56/32,065.15 = 13,165.86/x
3. Step 3: Cross multiply
   23,235.56x = 32,065.15 × 13,165.86
4. Step 4: Simplify right side
   23,235.56x = 422,165,275.78
5. Step 5: Solve for x
   x = 422,165,275.78/23,235.56
6. Step 6: Final answer
   x = 18,168.93