Finding the Fourth Proportional to 2,730.42, 4,097.46 and 1,757.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,730.42 : 4,097.46 = 1,757.20 : x
2. Step 2: Convert to fraction form
   2,730.42/4,097.46 = 1,757.20/x
3. Step 3: Cross multiply
   2,730.42x = 4,097.46 × 1,757.20
4. Step 4: Simplify right side
   2,730.42x = 7,200,056.71
5. Step 5: Solve for x
   x = 7,200,056.71/2,730.42
6. Step 6: Final answer
   x = 2,636.98