Finding the Fourth Proportional to 2,146.32, 2,961.71 and 1,202.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.32 : 2,961.71 = 1,202.06 : x
2. Step 2: Convert to fraction form
   2,146.32/2,961.71 = 1,202.06/x
3. Step 3: Cross multiply
   2,146.32x = 2,961.71 × 1,202.06
4. Step 4: Simplify right side
   2,146.32x = 3,560,132.30
5. Step 5: Solve for x
   x = 3,560,132.30/2,146.32
6. Step 6: Final answer
   x = 1,658.71