Finding the Fourth Proportional to 50,039.55, 69,053.16 and 27,378.05

Step by Step Solution

1. Step 1: Write the proportion equation
   50,039.55 : 69,053.16 = 27,378.05 : x
2. Step 2: Convert to fraction form
   50,039.55/69,053.16 = 27,378.05/x
3. Step 3: Cross multiply
   50,039.55x = 69,053.16 × 27,378.05
4. Step 4: Simplify right side
   50,039.55x = 1,890,540,858.96
5. Step 5: Solve for x
   x = 1,890,540,858.96/50,039.55
6. Step 6: Final answer
   x = 37,780.93