Finding the Fourth Proportional to 23,581.88, 32,543.00 and 12,971.51

Step by Step Solution

1. Step 1: Write the proportion equation
   23,581.88 : 32,543.00 = 12,971.51 : x
2. Step 2: Convert to fraction form
   23,581.88/32,543.00 = 12,971.51/x
3. Step 3: Cross multiply
   23,581.88x = 32,543.00 × 12,971.51
4. Step 4: Simplify right side
   23,581.88x = 422,131,622.36
5. Step 5: Solve for x
   x = 422,131,622.36/23,581.88
6. Step 6: Final answer
   x = 17,900.68