Finding the Fourth Proportional to 23,570.10, 32,527.04 and 12,815.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,570.10 : 32,527.04 = 12,815.10 : x
2. Step 2: Convert to fraction form
   23,570.10/32,527.04 = 12,815.10/x
3. Step 3: Cross multiply
   23,570.10x = 32,527.04 × 12,815.10
4. Step 4: Simplify right side
   23,570.10x = 416,837,206.23
5. Step 5: Solve for x
   x = 416,837,206.23/23,570.10
6. Step 6: Final answer
   x = 17,685.00