Finding the Fourth Proportional to 21,084.63, 31,632.42 and 6,293.55

Step by Step Solution

1. Step 1: Write the proportion equation
   21,084.63 : 31,632.42 = 6,293.55 : x
2. Step 2: Convert to fraction form
   21,084.63/31,632.42 = 6,293.55/x
3. Step 3: Cross multiply
   21,084.63x = 31,632.42 × 6,293.55
4. Step 4: Simplify right side
   21,084.63x = 199,080,216.89
5. Step 5: Solve for x
   x = 199,080,216.89/21,084.63
6. Step 6: Final answer
   x = 9,441.96