Finding the Fourth Proportional to 2,368.69, 3,552.88 and 725.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.69 : 3,552.88 = 725.10 : x
2. Step 2: Convert to fraction form
   2,368.69/3,552.88 = 725.10/x
3. Step 3: Cross multiply
   2,368.69x = 3,552.88 × 725.10
4. Step 4: Simplify right side
   2,368.69x = 2,576,199.50
5. Step 5: Solve for x
   x = 2,576,199.50/2,368.69
6. Step 6: Final answer
   x = 1,087.60