Finding the Fourth Proportional to 2,146.05, 2,960.69 and 1,360.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.05 : 2,960.69 = 1,360.89 : x
2. Step 2: Convert to fraction form
   2,146.05/2,960.69 = 1,360.89/x
3. Step 3: Cross multiply
   2,146.05x = 2,960.69 × 1,360.89
4. Step 4: Simplify right side
   2,146.05x = 4,029,166.61
5. Step 5: Solve for x
   x = 4,029,166.61/2,146.05
6. Step 6: Final answer
   x = 1,877.48