Finding the Fourth Proportional to 19,693.52, 27,181.46 and 12,522.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,693.52 : 27,181.46 = 12,522.05 : x
2. Step 2: Convert to fraction form
   19,693.52/27,181.46 = 12,522.05/x
3. Step 3: Cross multiply
   19,693.52x = 27,181.46 × 12,522.05
4. Step 4: Simplify right side
   19,693.52x = 340,367,496.59
5. Step 5: Solve for x
   x = 340,367,496.59/19,693.52
6. Step 6: Final answer
   x = 17,283.23