Finding the Fourth Proportional to 3,443.02, 5,164.94 and 1,982.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.02 : 5,164.94 = 1,982.18 : x
2. Step 2: Convert to fraction form
   3,443.02/5,164.94 = 1,982.18/x
3. Step 3: Cross multiply
   3,443.02x = 5,164.94 × 1,982.18
4. Step 4: Simplify right side
   3,443.02x = 10,237,840.77
5. Step 5: Solve for x
   x = 10,237,840.77/3,443.02
6. Step 6: Final answer
   x = 2,973.51