Finding the Fourth Proportional to 50,151.38, 69,184.41 and 42,190.70

Step by Step Solution

1. Step 1: Write the proportion equation
   50,151.38 : 69,184.41 = 42,190.70 : x
2. Step 2: Convert to fraction form
   50,151.38/69,184.41 = 42,190.70/x
3. Step 3: Cross multiply
   50,151.38x = 69,184.41 × 42,190.70
4. Step 4: Simplify right side
   50,151.38x = 2,918,938,686.99
5. Step 5: Solve for x
   x = 2,918,938,686.99/50,151.38
6. Step 6: Final answer
   x = 58,202.56