Finding the Fourth Proportional to 2,997.72, 4,494.24 and 1,697.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,997.72 : 4,494.24 = 1,697.40 : x
2. Step 2: Convert to fraction form
   2,997.72/4,494.24 = 1,697.40/x
3. Step 3: Cross multiply
   2,997.72x = 4,494.24 × 1,697.40
4. Step 4: Simplify right side
   2,997.72x = 7,628,522.98
5. Step 5: Solve for x
   x = 7,628,522.98/2,997.72
6. Step 6: Final answer
   x = 2,544.78