Finding the Fourth Proportional to 3,162.47, 4,744.51 and 1,214.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.47 : 4,744.51 = 1,214.82 : x
2. Step 2: Convert to fraction form
   3,162.47/4,744.51 = 1,214.82/x
3. Step 3: Cross multiply
   3,162.47x = 4,744.51 × 1,214.82
4. Step 4: Simplify right side
   3,162.47x = 5,763,722.60
5. Step 5: Solve for x
   x = 5,763,722.60/3,162.47
6. Step 6: Final answer
   x = 1,822.54