Finding the Fourth Proportional to 6,817.47, 9,410.04 and 3,985.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,817.47 : 9,410.04 = 3,985.50 : x
2. Step 2: Convert to fraction form
   6,817.47/9,410.04 = 3,985.50/x
3. Step 3: Cross multiply
   6,817.47x = 9,410.04 × 3,985.50
4. Step 4: Simplify right side
   6,817.47x = 37,503,714.42
5. Step 5: Solve for x
   x = 37,503,714.42/6,817.47
6. Step 6: Final answer
   x = 5,501.12