Finding the Fourth Proportional to 19,958.37, 27,528.71 and 16,181.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,958.37 : 27,528.71 = 16,181.69 : x
2. Step 2: Convert to fraction form
   19,958.37/27,528.71 = 16,181.69/x
3. Step 3: Cross multiply
   19,958.37x = 27,528.71 × 16,181.69
4. Step 4: Simplify right side
   19,958.37x = 445,460,832.77
5. Step 5: Solve for x
   x = 445,460,832.77/19,958.37
6. Step 6: Final answer
   x = 22,319.50