Finding the Fourth Proportional to 5,164.89, 7,749.25 and 1,878.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,164.89 : 7,749.25 = 1,878.24 : x
2. Step 2: Convert to fraction form
   5,164.89/7,749.25 = 1,878.24/x
3. Step 3: Cross multiply
   5,164.89x = 7,749.25 × 1,878.24
4. Step 4: Simplify right side
   5,164.89x = 14,554,951.32
5. Step 5: Solve for x
   x = 14,554,951.32/5,164.89
6. Step 6: Final answer
   x = 2,818.06