Finding the Fourth Proportional to 14,647.52, 21,971.04 and 3,554.30

Step by Step Solution

1. Step 1: Write the proportion equation
   14,647.52 : 21,971.04 = 3,554.30 : x
2. Step 2: Convert to fraction form
   14,647.52/21,971.04 = 3,554.30/x
3. Step 3: Cross multiply
   14,647.52x = 21,971.04 × 3,554.30
4. Step 4: Simplify right side
   14,647.52x = 78,091,557.62
5. Step 5: Solve for x
   x = 78,091,557.62/14,647.52
6. Step 6: Final answer
   x = 5,331.39