Finding the Fourth Proportional to 3,446.64, 5,170.00 and 981.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,446.64 : 5,170.00 = 981.46 : x
2. Step 2: Convert to fraction form
   3,446.64/5,170.00 = 981.46/x
3. Step 3: Cross multiply
   3,446.64x = 5,170.00 × 981.46
4. Step 4: Simplify right side
   3,446.64x = 5,074,156.14
5. Step 5: Solve for x
   x = 5,074,156.14/3,446.64
6. Step 6: Final answer
   x = 1,472.20