Finding the Fourth Proportional to 50,226, 69,315.12 and 27,870

Step by Step Solution

1. Step 1: Write the proportion equation
   50,226 : 69,315.12 = 27,870 : x
2. Step 2: Convert to fraction form
   50,226/69,315.12 = 27,870/x
3. Step 3: Cross multiply
   50,226x = 69,315.12 × 27,870
4. Step 4: Simplify right side
   50,226x = 1,931,812,394.40
5. Step 5: Solve for x
   x = 1,931,812,394.40/50,226
6. Step 6: Final answer
   x = 38,462.40