Finding the Fourth Proportional to 7,165.97, 10,748.72 and 3,270.35

Step by Step Solution

1. Step 1: Write the proportion equation
   7,165.97 : 10,748.72 = 3,270.35 : x
2. Step 2: Convert to fraction form
   7,165.97/10,748.72 = 3,270.35/x
3. Step 3: Cross multiply
   7,165.97x = 10,748.72 × 3,270.35
4. Step 4: Simplify right side
   7,165.97x = 35,152,060.10
5. Step 5: Solve for x
   x = 35,152,060.10/7,165.97
6. Step 6: Final answer
   x = 4,905.42