Finding the Fourth Proportional to 21,976.59, 32,955 and 13,096.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,976.59 : 32,955 = 13,096.08 : x
2. Step 2: Convert to fraction form
   21,976.59/32,955 = 13,096.08/x
3. Step 3: Cross multiply
   21,976.59x = 32,955 × 13,096.08
4. Step 4: Simplify right side
   21,976.59x = 431,581,316.40
5. Step 5: Solve for x
   x = 431,581,316.40/21,976.59
6. Step 6: Final answer
   x = 19,638.23