Finding the Fourth Proportional to 21,066.62, 31,597.82 and 5,484.26

Step by Step Solution

1. Step 1: Write the proportion equation
   21,066.62 : 31,597.82 = 5,484.26 : x
2. Step 2: Convert to fraction form
   21,066.62/31,597.82 = 5,484.26/x
3. Step 3: Cross multiply
   21,066.62x = 31,597.82 × 5,484.26
4. Step 4: Simplify right side
   21,066.62x = 173,290,660.31
5. Step 5: Solve for x
   x = 173,290,660.31/21,066.62
6. Step 6: Final answer
   x = 8,225.84