Finding the Fourth Proportional to 63,178.69, 87,150.05 and 40,822.69

Step by Step Solution

1. Step 1: Write the proportion equation
   63,178.69 : 87,150.05 = 40,822.69 : x
2. Step 2: Convert to fraction form
   63,178.69/87,150.05 = 40,822.69/x
3. Step 3: Cross multiply
   63,178.69x = 87,150.05 × 40,822.69
4. Step 4: Simplify right side
   63,178.69x = 3,557,699,270.52
5. Step 5: Solve for x
   x = 3,557,699,270.52/63,178.69
6. Step 6: Final answer
   x = 56,311.70