Finding the Fourth Proportional to 21,357.41, 32,047.58 and 8,886.04

Step by Step Solution

1. Step 1: Write the proportion equation
   21,357.41 : 32,047.58 = 8,886.04 : x
2. Step 2: Convert to fraction form
   21,357.41/32,047.58 = 8,886.04/x
3. Step 3: Cross multiply
   21,357.41x = 32,047.58 × 8,886.04
4. Step 4: Simplify right side
   21,357.41x = 284,776,019.88
5. Step 5: Solve for x
   x = 284,776,019.88/21,357.41
6. Step 6: Final answer
   x = 13,333.83