Finding the Fourth Proportional to 3,530.34, 5,297.27 and 1,680.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530.34 : 5,297.27 = 1,680.98 : x
2. Step 2: Convert to fraction form
   3,530.34/5,297.27 = 1,680.98/x
3. Step 3: Cross multiply
   3,530.34x = 5,297.27 × 1,680.98
4. Step 4: Simplify right side
   3,530.34x = 8,904,570.03
5. Step 5: Solve for x
   x = 8,904,570.03/3,530.34
6. Step 6: Final answer
   x = 2,522.30