Finding the Fourth Proportional to 6,680.10, 9,218.58 and 3,695.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,680.10 : 9,218.58 = 3,695.98 : x
2. Step 2: Convert to fraction form
   6,680.10/9,218.58 = 3,695.98/x
3. Step 3: Cross multiply
   6,680.10x = 9,218.58 × 3,695.98
4. Step 4: Simplify right side
   6,680.10x = 34,071,687.31
5. Step 5: Solve for x
   x = 34,071,687.31/6,680.10
6. Step 6: Final answer
   x = 5,100.48