Finding the Fourth Proportional to 21,933.09, 32,895.38 and 6,938.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,933.09 : 32,895.38 = 6,938.10 : x
2. Step 2: Convert to fraction form
   21,933.09/32,895.38 = 6,938.10/x
3. Step 3: Cross multiply
   21,933.09x = 32,895.38 × 6,938.10
4. Step 4: Simplify right side
   21,933.09x = 228,231,453.32
5. Step 5: Solve for x
   x = 228,231,453.32/21,933.09
6. Step 6: Final answer
   x = 10,405.80