Finding the Fourth Proportional to 50,141.60, 69,151.24 and 31,018.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,141.60 : 69,151.24 = 31,018.34 : x
2. Step 2: Convert to fraction form
   50,141.60/69,151.24 = 31,018.34/x
3. Step 3: Cross multiply
   50,141.60x = 69,151.24 × 31,018.34
4. Step 4: Simplify right side
   50,141.60x = 2,144,956,366.76
5. Step 5: Solve for x
   x = 2,144,956,366.76/50,141.60
6. Step 6: Final answer
   x = 42,777.98