Finding the Fourth Proportional to 2,146.17, 2,961.03 and 1,201.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.17 : 2,961.03 = 1,201.83 : x
2. Step 2: Convert to fraction form
   2,146.17/2,961.03 = 1,201.83/x
3. Step 3: Cross multiply
   2,146.17x = 2,961.03 × 1,201.83
4. Step 4: Simplify right side
   2,146.17x = 3,558,654.68
5. Step 5: Solve for x
   x = 3,558,654.68/2,146.17
6. Step 6: Final answer
   x = 1,658.14