Finding the Fourth Proportional to 1,646.76, 2,270.17 and 1,363.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646.76 : 2,270.17 = 1,363.35 : x
2. Step 2: Convert to fraction form
   1,646.76/2,270.17 = 1,363.35/x
3. Step 3: Cross multiply
   1,646.76x = 2,270.17 × 1,363.35
4. Step 4: Simplify right side
   1,646.76x = 3,095,036.27
5. Step 5: Solve for x
   x = 3,095,036.27/1,646.76
6. Step 6: Final answer
   x = 1,879.47