Finding the Fourth Proportional to 50,495.32, 69,672.32 and 28,983.76

Step by Step Solution

1. Step 1: Write the proportion equation
   50,495.32 : 69,672.32 = 28,983.76 : x
2. Step 2: Convert to fraction form
   50,495.32/69,672.32 = 28,983.76/x
3. Step 3: Cross multiply
   50,495.32x = 69,672.32 × 28,983.76
4. Step 4: Simplify right side
   50,495.32x = 2,019,365,801.52
5. Step 5: Solve for x
   x = 2,019,365,801.52/50,495.32
6. Step 6: Final answer
   x = 39,991.15