Finding the Fourth Proportional to 50,648.69, 69,894.90 and 27,988.54

Step by Step Solution

1. Step 1: Write the proportion equation
   50,648.69 : 69,894.90 = 27,988.54 : x
2. Step 2: Convert to fraction form
   50,648.69/69,894.90 = 27,988.54/x
3. Step 3: Cross multiply
   50,648.69x = 69,894.90 × 27,988.54
4. Step 4: Simplify right side
   50,648.69x = 1,956,256,029.71
5. Step 5: Solve for x
   x = 1,956,256,029.71/50,648.69
6. Step 6: Final answer
   x = 38,624.02