Finding the Fourth Proportional to 21,892.29, 32,846.18 and 10,806.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,892.29 : 32,846.18 = 10,806.75 : x
2. Step 2: Convert to fraction form
   21,892.29/32,846.18 = 10,806.75/x
3. Step 3: Cross multiply
   21,892.29x = 32,846.18 × 10,806.75
4. Step 4: Simplify right side
   21,892.29x = 354,960,455.72
5. Step 5: Solve for x
   x = 354,960,455.72/21,892.29
6. Step 6: Final answer
   x = 16,213.95