Finding the Fourth Proportional to 3,446.69, 5,170.84 and 981.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,446.69 : 5,170.84 = 981.54 : x
2. Step 2: Convert to fraction form
   3,446.69/5,170.84 = 981.54/x
3. Step 3: Cross multiply
   3,446.69x = 5,170.84 × 981.54
4. Step 4: Simplify right side
   3,446.69x = 5,075,383.84
5. Step 5: Solve for x
   x = 5,075,383.84/3,446.69
6. Step 6: Final answer
   x = 1,472.54