Finding the Fourth Proportional to 2,647.40, 3,969.82 and 1,552.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647.40 : 3,969.82 = 1,552.12 : x
2. Step 2: Convert to fraction form
   2,647.40/3,969.82 = 1,552.12/x
3. Step 3: Cross multiply
   2,647.40x = 3,969.82 × 1,552.12
4. Step 4: Simplify right side
   2,647.40x = 6,161,637.02
5. Step 5: Solve for x
   x = 6,161,637.02/2,647.40
6. Step 6: Final answer
   x = 2,327.43