Finding the Fourth Proportional to 23,570.10, 32,526.86 and 12,960.41

Step by Step Solution

1. Step 1: Write the proportion equation
   23,570.10 : 32,526.86 = 12,960.41 : x
2. Step 2: Convert to fraction form
   23,570.10/32,526.86 = 12,960.41/x
3. Step 3: Cross multiply
   23,570.10x = 32,526.86 × 12,960.41
4. Step 4: Simplify right side
   23,570.10x = 421,561,458.13
5. Step 5: Solve for x
   x = 421,561,458.13/23,570.10
6. Step 6: Final answer
   x = 17,885.43