Finding the Fourth Proportional to 21,474.88, 32,208.56 and 5,680.06

Step by Step Solution

1. Step 1: Write the proportion equation
   21,474.88 : 32,208.56 = 5,680.06 : x
2. Step 2: Convert to fraction form
   21,474.88/32,208.56 = 5,680.06/x
3. Step 3: Cross multiply
   21,474.88x = 32,208.56 × 5,680.06
4. Step 4: Simplify right side
   21,474.88x = 182,946,553.31
5. Step 5: Solve for x
   x = 182,946,553.31/21,474.88
6. Step 6: Final answer
   x = 8,519.10