Finding the Fourth Proportional to 6,989.52, 9,645.75 and 3,845.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,989.52 : 9,645.75 = 3,845.82 : x
2. Step 2: Convert to fraction form
   6,989.52/9,645.75 = 3,845.82/x
3. Step 3: Cross multiply
   6,989.52x = 9,645.75 × 3,845.82
4. Step 4: Simplify right side
   6,989.52x = 37,095,818.27
5. Step 5: Solve for x
   x = 37,095,818.27/6,989.52
6. Step 6: Final answer
   x = 5,307.35