Finding the Fourth Proportional to 50,521.05, 69,720.17 and 27,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,521.05 : 69,720.17 = 27,860.72 : x
2. Step 2: Convert to fraction form
   50,521.05/69,720.17 = 27,860.72/x
3. Step 3: Cross multiply
   50,521.05x = 69,720.17 × 27,860.72
4. Step 4: Simplify right side
   50,521.05x = 1,942,453,646.82
5. Step 5: Solve for x
   x = 1,942,453,646.82/50,521.05
6. Step 6: Final answer
   x = 38,448.40