Finding the Fourth Proportional to 21,635.42, 32,441.52 and 11,101.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,635.42 : 32,441.52 = 11,101.10 : x
2. Step 2: Convert to fraction form
   21,635.42/32,441.52 = 11,101.10/x
3. Step 3: Cross multiply
   21,635.42x = 32,441.52 × 11,101.10
4. Step 4: Simplify right side
   21,635.42x = 360,136,557.67
5. Step 5: Solve for x
   x = 360,136,557.67/21,635.42
6. Step 6: Final answer
   x = 16,645.69