Finding the Fourth Proportional to 2,514.32, 3,468.48 and 1,728.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.32 : 3,468.48 = 1,728.80 : x
2. Step 2: Convert to fraction form
   2,514.32/3,468.48 = 1,728.80/x
3. Step 3: Cross multiply
   2,514.32x = 3,468.48 × 1,728.80
4. Step 4: Simplify right side
   2,514.32x = 5,996,308.22
5. Step 5: Solve for x
   x = 5,996,308.22/2,514.32
6. Step 6: Final answer
   x = 2,384.86