Finding the Fourth Proportional to 50,259.31, 69,352.74 and 30,115.69

Step by Step Solution

1. Step 1: Write the proportion equation
   50,259.31 : 69,352.74 = 30,115.69 : x
2. Step 2: Convert to fraction form
   50,259.31/69,352.74 = 30,115.69/x
3. Step 3: Cross multiply
   50,259.31x = 69,352.74 × 30,115.69
4. Step 4: Simplify right side
   50,259.31x = 2,088,605,618.49
5. Step 5: Solve for x
   x = 2,088,605,618.49/50,259.31
6. Step 6: Final answer
   x = 41,556.59