Finding the Fourth Proportional to 2,475.42, 3,410.30 and 1,728.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,475.42 : 3,410.30 = 1,728.06 : x
2. Step 2: Convert to fraction form
   2,475.42/3,410.30 = 1,728.06/x
3. Step 3: Cross multiply
   2,475.42x = 3,410.30 × 1,728.06
4. Step 4: Simplify right side
   2,475.42x = 5,893,203.02
5. Step 5: Solve for x
   x = 5,893,203.02/2,475.42
6. Step 6: Final answer
   x = 2,380.69