Finding the Fourth Proportional to 19,796.27, 29,691.16 and 7,322.20

Step by Step Solution

1. Step 1: Write the proportion equation
   19,796.27 : 29,691.16 = 7,322.20 : x
2. Step 2: Convert to fraction form
   19,796.27/29,691.16 = 7,322.20/x
3. Step 3: Cross multiply
   19,796.27x = 29,691.16 × 7,322.20
4. Step 4: Simplify right side
   19,796.27x = 217,404,519.22
5. Step 5: Solve for x
   x = 217,404,519.22/19,796.27
6. Step 6: Final answer
   x = 10,982.10