Finding the Fourth Proportional to 6,680.74, 9,219.33 and 3,696.58

Step by Step Solution

1. Step 1: Write the proportion equation
   6,680.74 : 9,219.33 = 3,696.58 : x
2. Step 2: Convert to fraction form
   6,680.74/9,219.33 = 3,696.58/x
3. Step 3: Cross multiply
   6,680.74x = 9,219.33 × 3,696.58
4. Step 4: Simplify right side
   6,680.74x = 34,079,990.89
5. Step 5: Solve for x
   x = 34,079,990.89/6,680.74
6. Step 6: Final answer
   x = 5,101.23