Finding the Fourth Proportional to 50,711.32, 69,985.86 and 33,685.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50,711.32 : 69,985.86 = 33,685.48 : x
2. Step 2: Convert to fraction form
   50,711.32/69,985.86 = 33,685.48/x
3. Step 3: Cross multiply
   50,711.32x = 69,985.86 × 33,685.48
4. Step 4: Simplify right side
   50,711.32x = 2,357,507,287.31
5. Step 5: Solve for x
   x = 2,357,507,287.31/50,711.32
6. Step 6: Final answer
   x = 46,488.78