Finding the Fourth Proportional to 3,114.50, 4,297.98 and 1,698.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,114.50 : 4,297.98 = 1,698.15 : x
2. Step 2: Convert to fraction form
   3,114.50/4,297.98 = 1,698.15/x
3. Step 3: Cross multiply
   3,114.50x = 4,297.98 × 1,698.15
4. Step 4: Simplify right side
   3,114.50x = 7,298,614.74
5. Step 5: Solve for x
   x = 7,298,614.74/3,114.50
6. Step 6: Final answer
   x = 2,343.43