Finding the Fourth Proportional to 30,326.05, 41,856.78 and 19,697.23

Step by Step Solution

1. Step 1: Write the proportion equation
   30,326.05 : 41,856.78 = 19,697.23 : x
2. Step 2: Convert to fraction form
   30,326.05/41,856.78 = 19,697.23/x
3. Step 3: Cross multiply
   30,326.05x = 41,856.78 × 19,697.23
4. Step 4: Simplify right side
   30,326.05x = 824,462,622.72
5. Step 5: Solve for x
   x = 824,462,622.72/30,326.05
6. Step 6: Final answer
   x = 27,186.61