Finding the Fourth Proportional to 89,241.74, 123,145.75 and 50,993.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,241.74 : 123,145.75 = 50,993.69 : x
2. Step 2: Convert to fraction form
   89,241.74/123,145.75 = 50,993.69/x
3. Step 3: Cross multiply
   89,241.74x = 123,145.75 × 50,993.69
4. Step 4: Simplify right side
   89,241.74x = 6,279,655,648.33
5. Step 5: Solve for x
   x = 6,279,655,648.33/89,241.74
6. Step 6: Final answer
   x = 70,366.80