Finding the Fourth Proportional to 21,630.42, 32,434.02 and 11,096.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,630.42 : 32,434.02 = 11,096.10 : x
2. Step 2: Convert to fraction form
   21,630.42/32,434.02 = 11,096.10/x
3. Step 3: Cross multiply
   21,630.42x = 32,434.02 × 11,096.10
4. Step 4: Simplify right side
   21,630.42x = 359,891,129.32
5. Step 5: Solve for x
   x = 359,891,129.32/21,630.42
6. Step 6: Final answer
   x = 16,638.19