Finding the Fourth Proportional to 50,869, 70,182.42 and 30,718.23

Step by Step Solution

1. Step 1: Write the proportion equation
   50,869 : 70,182.42 = 30,718.23 : x
2. Step 2: Convert to fraction form
   50,869/70,182.42 = 30,718.23/x
3. Step 3: Cross multiply
   50,869x = 70,182.42 × 30,718.23
4. Step 4: Simplify right side
   50,869x = 2,155,879,719.52
5. Step 5: Solve for x
   x = 2,155,879,719.52/50,869
6. Step 6: Final answer
   x = 42,381.01