Finding the Fourth Proportional to 50,846, 70,167.50 and 30,974

Step by Step Solution

1. Step 1: Write the proportion equation
   50,846 : 70,167.50 = 30,974 : x
2. Step 2: Convert to fraction form
   50,846/70,167.50 = 30,974/x
3. Step 3: Cross multiply
   50,846x = 70,167.50 × 30,974
4. Step 4: Simplify right side
   50,846x = 2,173,368,145
5. Step 5: Solve for x
   x = 2,173,368,145/50,846
6. Step 6: Final answer
   x = 42,744.13