Finding the Fourth Proportional to 42,375.50, 58,270.83 and 36,776.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,375.50 : 58,270.83 = 36,776.78 : x
2. Step 2: Convert to fraction form
   42,375.50/58,270.83 = 36,776.78/x
3. Step 3: Cross multiply
   42,375.50x = 58,270.83 × 36,776.78
4. Step 4: Simplify right side
   42,375.50x = 2,143,013,495.33
5. Step 5: Solve for x
   x = 2,143,013,495.33/42,375.50
6. Step 6: Final answer
   x = 50,571.99