Finding the Fourth Proportional to 6,894.72, 10,338.40 and 3,599.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,894.72 : 10,338.40 = 3,599.84 : x
2. Step 2: Convert to fraction form
   6,894.72/10,338.40 = 3,599.84/x
3. Step 3: Cross multiply
   6,894.72x = 10,338.40 × 3,599.84
4. Step 4: Simplify right side
   6,894.72x = 37,216,585.86
5. Step 5: Solve for x
   x = 37,216,585.86/6,894.72
6. Step 6: Final answer
   x = 5,397.84