Finding the Fourth Proportional to 1,845.05, 2,545.02 and 1,146.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,845.05 : 2,545.02 = 1,146.42 : x
2. Step 2: Convert to fraction form
   1,845.05/2,545.02 = 1,146.42/x
3. Step 3: Cross multiply
   1,845.05x = 2,545.02 × 1,146.42
4. Step 4: Simplify right side
   1,845.05x = 2,917,661.83
5. Step 5: Solve for x
   x = 2,917,661.83/1,845.05
6. Step 6: Final answer
   x = 1,581.35