Finding the Fourth Proportional to 1,704.09, 2,352.72 and 1,115.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,704.09 : 2,352.72 = 1,115.62 : x
2. Step 2: Convert to fraction form
   1,704.09/2,352.72 = 1,115.62/x
3. Step 3: Cross multiply
   1,704.09x = 2,352.72 × 1,115.62
4. Step 4: Simplify right side
   1,704.09x = 2,624,741.49
5. Step 5: Solve for x
   x = 2,624,741.49/1,704.09
6. Step 6: Final answer
   x = 1,540.26