Finding the Fourth Proportional to 2,404.88, 3,607.56 and 1,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.88 : 3,607.56 = 1,106.72 : x
2. Step 2: Convert to fraction form
   2,404.88/3,607.56 = 1,106.72/x
3. Step 3: Cross multiply
   2,404.88x = 3,607.56 × 1,106.72
4. Step 4: Simplify right side
   2,404.88x = 3,992,558.80
5. Step 5: Solve for x
   x = 3,992,558.80/2,404.88
6. Step 6: Final answer
   x = 1,660.19