Finding the Fourth Proportional to 50,143.51, 69,158.18 and 42,614.76

Step by Step Solution

1. Step 1: Write the proportion equation
   50,143.51 : 69,158.18 = 42,614.76 : x
2. Step 2: Convert to fraction form
   50,143.51/69,158.18 = 42,614.76/x
3. Step 3: Cross multiply
   50,143.51x = 69,158.18 × 42,614.76
4. Step 4: Simplify right side
   50,143.51x = 2,947,159,099.75
5. Step 5: Solve for x
   x = 2,947,159,099.75/50,143.51
6. Step 6: Final answer
   x = 58,774.49