Finding the Fourth Proportional to 14,654.58, 21,981.56 and 3,561.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,654.58 : 21,981.56 = 3,561.33 : x
2. Step 2: Convert to fraction form
   14,654.58/21,981.56 = 3,561.33/x
3. Step 3: Cross multiply
   14,654.58x = 21,981.56 × 3,561.33
4. Step 4: Simplify right side
   14,654.58x = 78,283,589.07
5. Step 5: Solve for x
   x = 78,283,589.07/14,654.58
6. Step 6: Final answer
   x = 5,341.92