Finding the Fourth Proportional to 1,879.76, 2,590.56 and 1,546.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,879.76 : 2,590.56 = 1,546.16 : x
2. Step 2: Convert to fraction form
   1,879.76/2,590.56 = 1,546.16/x
3. Step 3: Cross multiply
   1,879.76x = 2,590.56 × 1,546.16
4. Step 4: Simplify right side
   1,879.76x = 4,005,420.25
5. Step 5: Solve for x
   x = 4,005,420.25/1,879.76
6. Step 6: Final answer
   x = 2,130.81