Finding the Fourth Proportional to 21,384.72, 32,055.15 and 10,835.19

Step by Step Solution

1. Step 1: Write the proportion equation
   21,384.72 : 32,055.15 = 10,835.19 : x
2. Step 2: Convert to fraction form
   21,384.72/32,055.15 = 10,835.19/x
3. Step 3: Cross multiply
   21,384.72x = 32,055.15 × 10,835.19
4. Step 4: Simplify right side
   21,384.72x = 347,323,640.73
5. Step 5: Solve for x
   x = 347,323,640.73/21,384.72
6. Step 6: Final answer
   x = 16,241.67