Finding the Fourth Proportional to 30,796.30, 42,498.92 and 16,649.14

Step by Step Solution

1. Step 1: Write the proportion equation
   30,796.30 : 42,498.92 = 16,649.14 : x
2. Step 2: Convert to fraction form
   30,796.30/42,498.92 = 16,649.14/x
3. Step 3: Cross multiply
   30,796.30x = 42,498.92 × 16,649.14
4. Step 4: Simplify right side
   30,796.30x = 707,570,468.93
5. Step 5: Solve for x
   x = 707,570,468.93/30,796.30
6. Step 6: Final answer
   x = 22,975.83