Finding the Fourth Proportional to 42,786.27, 64,183.69 and 14,702.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,786.27 : 64,183.69 = 14,702.62 : x
2. Step 2: Convert to fraction form
   42,786.27/64,183.69 = 14,702.62/x
3. Step 3: Cross multiply
   42,786.27x = 64,183.69 × 14,702.62
4. Step 4: Simplify right side
   42,786.27x = 943,668,404.27
5. Step 5: Solve for x
   x = 943,668,404.27/42,786.27
6. Step 6: Final answer
   x = 22,055.40