Finding the Fourth Proportional to 2,647.53, 3,971.34 and 1,825.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647.53 : 3,971.34 = 1,825.59 : x
2. Step 2: Convert to fraction form
   2,647.53/3,971.34 = 1,825.59/x
3. Step 3: Cross multiply
   2,647.53x = 3,971.34 × 1,825.59
4. Step 4: Simplify right side
   2,647.53x = 7,250,038.59
5. Step 5: Solve for x
   x = 7,250,038.59/2,647.53
6. Step 6: Final answer
   x = 2,738.42