Finding the Fourth Proportional to 42,636.03, 63,963.27 and 16,340.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,636.03 : 63,963.27 = 16,340.79 : x
2. Step 2: Convert to fraction form
   42,636.03/63,963.27 = 16,340.79/x
3. Step 3: Cross multiply
   42,636.03x = 63,963.27 × 16,340.79
4. Step 4: Simplify right side
   42,636.03x = 1,045,210,362.78
5. Step 5: Solve for x
   x = 1,045,210,362.78/42,636.03
6. Step 6: Final answer
   x = 24,514.72