Finding the Fourth Proportional to 6,669.27, 9,203.69 and 3,685.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,669.27 : 9,203.69 = 3,685.18 : x
2. Step 2: Convert to fraction form
   6,669.27/9,203.69 = 3,685.18/x
3. Step 3: Cross multiply
   6,669.27x = 9,203.69 × 3,685.18
4. Step 4: Simplify right side
   6,669.27x = 33,917,254.31
5. Step 5: Solve for x
   x = 33,917,254.31/6,669.27
6. Step 6: Final answer
   x = 5,085.60