Finding the Fourth Proportional to 2,548.69, 3,517.20 and 1,487.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.69 : 3,517.20 = 1,487.18 : x
2. Step 2: Convert to fraction form
   2,548.69/3,517.20 = 1,487.18/x
3. Step 3: Cross multiply
   2,548.69x = 3,517.20 × 1,487.18
4. Step 4: Simplify right side
   2,548.69x = 5,230,718.29
5. Step 5: Solve for x
   x = 5,230,718.29/2,548.69
6. Step 6: Final answer
   x = 2,052.32