Finding the Fourth Proportional to 50,500.74, 69,691 and 27,840.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50,500.74 : 69,691 = 27,840.10 : x
2. Step 2: Convert to fraction form
   50,500.74/69,691 = 27,840.10/x
3. Step 3: Cross multiply
   50,500.74x = 69,691 × 27,840.10
4. Step 4: Simplify right side
   50,500.74x = 1,940,204,409.10
5. Step 5: Solve for x
   x = 1,940,204,409.10/50,500.74
6. Step 6: Final answer
   x = 38,419.33