Finding the Fourth Proportional to 21,964.96, 30,308.34 and 12,532.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,964.96 : 30,308.34 = 12,532.24 : x
2. Step 2: Convert to fraction form
   21,964.96/30,308.34 = 12,532.24/x
3. Step 3: Cross multiply
   21,964.96x = 30,308.34 × 12,532.24
4. Step 4: Simplify right side
   21,964.96x = 379,831,390.88
5. Step 5: Solve for x
   x = 379,831,390.88/21,964.96
6. Step 6: Final answer
   x = 17,292.61