Finding the Fourth Proportional to 6,842.96, 9,443.28 and 3,699.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,842.96 : 9,443.28 = 3,699.15 : x
2. Step 2: Convert to fraction form
   6,842.96/9,443.28 = 3,699.15/x
3. Step 3: Cross multiply
   6,842.96x = 9,443.28 × 3,699.15
4. Step 4: Simplify right side
   6,842.96x = 34,932,109.21
5. Step 5: Solve for x
   x = 34,932,109.21/6,842.96
6. Step 6: Final answer
   x = 5,104.82