Finding the Fourth Proportional to 2,330.72, 3,498.52 and 1,408.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.72 : 3,498.52 = 1,408.56 : x
2. Step 2: Convert to fraction form
   2,330.72/3,498.52 = 1,408.56/x
3. Step 3: Cross multiply
   2,330.72x = 3,498.52 × 1,408.56
4. Step 4: Simplify right side
   2,330.72x = 4,927,875.33
5. Step 5: Solve for x
   x = 4,927,875.33/2,330.72
6. Step 6: Final answer
   x = 2,114.31