Finding the Fourth Proportional to 23,621.38, 32,597.50 and 13,011

Step by Step Solution

1. Step 1: Write the proportion equation
   23,621.38 : 32,597.50 = 13,011 : x
2. Step 2: Convert to fraction form
   23,621.38/32,597.50 = 13,011/x
3. Step 3: Cross multiply
   23,621.38x = 32,597.50 × 13,011
4. Step 4: Simplify right side
   23,621.38x = 424,126,072.50
5. Step 5: Solve for x
   x = 424,126,072.50/23,621.38
6. Step 6: Final answer
   x = 17,955.18