Finding the Fourth Proportional to 50,490.69, 69,676.83 and 27,520.47

Step by Step Solution

1. Step 1: Write the proportion equation
   50,490.69 : 69,676.83 = 27,520.47 : x
2. Step 2: Convert to fraction form
   50,490.69/69,676.83 = 27,520.47/x
3. Step 3: Cross multiply
   50,490.69x = 69,676.83 × 27,520.47
4. Step 4: Simplify right side
   50,490.69x = 1,917,539,109.71
5. Step 5: Solve for x
   x = 1,917,539,109.71/50,490.69
6. Step 6: Final answer
   x = 37,978.07