Finding the Fourth Proportional to 23,777.85, 32,814.72 and 13,167.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,777.85 : 32,814.72 = 13,167.56 : x
2. Step 2: Convert to fraction form
   23,777.85/32,814.72 = 13,167.56/x
3. Step 3: Cross multiply
   23,777.85x = 32,814.72 × 13,167.56
4. Step 4: Simplify right side
   23,777.85x = 432,089,876.52
5. Step 5: Solve for x
   x = 432,089,876.52/23,777.85
6. Step 6: Final answer
   x = 18,171.95