Finding the Fourth Proportional to 23,293, 32,144.91 and 12,683.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,293 : 32,144.91 = 12,683.21 : x
2. Step 2: Convert to fraction form
   23,293/32,144.91 = 12,683.21/x
3. Step 3: Cross multiply
   23,293x = 32,144.91 × 12,683.21
4. Step 4: Simplify right side
   23,293x = 407,700,643.96
5. Step 5: Solve for x
   x = 407,700,643.96/23,293
6. Step 6: Final answer
   x = 17,503.14