Finding the Fourth Proportional to 19,570.56, 26,970.72 and 17,662.08

Step by Step Solution

1. Step 1: Write the proportion equation
   19,570.56 : 26,970.72 = 17,662.08 : x
2. Step 2: Convert to fraction form
   19,570.56/26,970.72 = 17,662.08/x
3. Step 3: Cross multiply
   19,570.56x = 26,970.72 × 17,662.08
4. Step 4: Simplify right side
   19,570.56x = 476,359,014.30
5. Step 5: Solve for x
   x = 476,359,014.30/19,570.56
6. Step 6: Final answer
   x = 24,340.59