Finding the Fourth Proportional to 6,680.93, 9,219.55 and 3,696.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,680.93 : 9,219.55 = 3,696.59 : x
2. Step 2: Convert to fraction form
   6,680.93/9,219.55 = 3,696.59/x
3. Step 3: Cross multiply
   6,680.93x = 9,219.55 × 3,696.59
4. Step 4: Simplify right side
   6,680.93x = 34,080,854.82
5. Step 5: Solve for x
   x = 34,080,854.82/6,680.93
6. Step 6: Final answer
   x = 5,101.21