Finding the Fourth Proportional to 9,215.37, 12,714.17 and 7,206.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,215.37 : 12,714.17 = 7,206.03 : x
2. Step 2: Convert to fraction form
   9,215.37/12,714.17 = 7,206.03/x
3. Step 3: Cross multiply
   9,215.37x = 12,714.17 × 7,206.03
4. Step 4: Simplify right side
   9,215.37x = 91,618,654.41
5. Step 5: Solve for x
   x = 91,618,654.41/9,215.37
6. Step 6: Final answer
   x = 9,941.94