Finding the Fourth Proportional to 21,960.14, 32,863.59 and 17,965.22

Step by Step Solution

1. Step 1: Write the proportion equation
   21,960.14 : 32,863.59 = 17,965.22 : x
2. Step 2: Convert to fraction form
   21,960.14/32,863.59 = 17,965.22/x
3. Step 3: Cross multiply
   21,960.14x = 32,863.59 × 17,965.22
4. Step 4: Simplify right side
   21,960.14x = 590,401,460.02
5. Step 5: Solve for x
   x = 590,401,460.02/21,960.14
6. Step 6: Final answer
   x = 26,885.15