Finding the Fourth Proportional to 30,943.86, 42,702.25 and 16,796.69

Step by Step Solution

1. Step 1: Write the proportion equation
   30,943.86 : 42,702.25 = 16,796.69 : x
2. Step 2: Convert to fraction form
   30,943.86/42,702.25 = 16,796.69/x
3. Step 3: Cross multiply
   30,943.86x = 42,702.25 × 16,796.69
4. Step 4: Simplify right side
   30,943.86x = 717,256,371.57
5. Step 5: Solve for x
   x = 717,256,371.57/30,943.86
6. Step 6: Final answer
   x = 23,179.28