Finding the Fourth Proportional to 17,528.65, 24,189.56 and 9,570.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,528.65 : 24,189.56 = 9,570.70 : x
2. Step 2: Convert to fraction form
   17,528.65/24,189.56 = 9,570.70/x
3. Step 3: Cross multiply
   17,528.65x = 24,189.56 × 9,570.70
4. Step 4: Simplify right side
   17,528.65x = 231,510,985.34
5. Step 5: Solve for x
   x = 231,510,985.34/17,528.65
6. Step 6: Final answer
   x = 13,207.58