Finding the Fourth Proportional to 30,796.59, 42,499.31 and 16,649.44

Step by Step Solution

1. Step 1: Write the proportion equation
   30,796.59 : 42,499.31 = 16,649.44 : x
2. Step 2: Convert to fraction form
   30,796.59/42,499.31 = 16,649.44/x
3. Step 3: Cross multiply
   30,796.59x = 42,499.31 × 16,649.44
4. Step 4: Simplify right side
   30,796.59x = 707,589,711.89
5. Step 5: Solve for x
   x = 707,589,711.89/30,796.59
6. Step 6: Final answer
   x = 22,976.24