Finding the Fourth Proportional to 50,196.68, 69,259.79 and 30,045.90

Step by Step Solution

1. Step 1: Write the proportion equation
   50,196.68 : 69,259.79 = 30,045.90 : x
2. Step 2: Convert to fraction form
   50,196.68/69,259.79 = 30,045.90/x
3. Step 3: Cross multiply
   50,196.68x = 69,259.79 × 30,045.90
4. Step 4: Simplify right side
   50,196.68x = 2,080,972,724.36
5. Step 5: Solve for x
   x = 2,080,972,724.36/50,196.68
6. Step 6: Final answer
   x = 41,456.38